• Assessment of Zoonotic Risk following Diagnosis of Canine Tularemia in a Veterinary Medical Teaching Hospital. Int J Environ Res Public Health. 2022 02 11; 19(4). Johnson LR, Epstein SE, Dear JD, Byrne BA. PMID: 35206199; PMCID: PMC8872237.
• Results of owner questionnaires describing long-term outcome in Norwich terriers with upper airway syndrome: 2011-2018. J Vet Intern Med. 2021 Jul; 35(4):1950-1956. Johnson LR, Mayhew PD, Culp WTN, Stanley BJ. PMID: 34076315; PMCID: PMC8295680.
• Clinicopathologic and radiographic features in 33 cats with aspiration and 26 cats with bronchopneumonia (2007-2017). J Vet Intern Med. 2021 Jan; 35(1):480-489. Dear JD, Vernau W, Johnson EG, Hulsebosch SE, Johnson LR. PMID: 33315286; PMCID: PMC7848386.
• Serum immunoglobulin E responses to aeroallergens in cats with naturally occurring airway eosinophilia compared to unaffected control cats. J Vet Intern Med. 2020 Nov; 34(6):2671-2676. Buller MC, Johnson LR, Outerbridge CA, Vernau W, White SD. PMID: 33140902; PMCID: PMC7694819.
• Drug content on receipt and over time for compounded formulations of famciclovir. J Feline Med Surg. 2021 06; 23(6):519-525. Johnson LR, Weaver PG, Forsythe LE, Thomasy SM, Knych HK. PMID: 33019848.
• Facial distortion due to chronic inflammation of unknown cause in a cat. JFMS Open Rep. 2020 Jul-Dec; 6(2):2055116920957200. Johnson LR, Vidal SA, Brust KD, Keel MK, Steffey MA. PMID: 32983553; PMCID: PMC7498973.
• Combined Assessment of Pulmonary Ventilation and Perfusion with Single-Energy Computed Tomography and Image Processing. Acad Radiol. 2021 05; 28(5):636-646. Fujita Y, Kent M, Wisner E, Johnson L, Stern J, Qi L, Boone J, Yamamoto T. PMID: 32534966; PMCID: PMC7726003.
• Survival characteristics and prognostic importance of echocardiographic measurements of right heart size and function in dogs with pulmonary hypertension. J Vet Intern Med. 2020 Jul; 34(4):1379-1388. Visser LC, Wood JE, Johnson LR. PMID: 32501601; PMCID: PMC7379050.
• Clinical features and radiographic findings in cats with eosinophilic, neutrophilic, and mixed airway inflammation (2011-2018). J Vet Intern Med. 2020 May; 34(3):1291-1299. Lee EA, Johnson LR, Johnson EG, Vernau W. PMID: 32338397; PMCID: PMC7255660.
• Clinical features and outcome in 25 dogs with respiratory-associated pulmonary hypertension treated with sildenafil. J Vet Intern Med. 2020 Jan; 34(1):65-73. Johnson LR, Stern JA. PMID: 31816127; PMCID: PMC6979098.
• Preface: Respiratory Diseases in Dogs and Cats. Vet Clin North Am Small Anim Pract. 2020 03; 50(2):ix. Johnson LR. PMID: 31771789.
• Evaluation of Bronchoscopy and Bronchoalveolar Lavage Findings in Cats With Aelurostrongylus abstrusus in Comparison to Cats With Feline Bronchial Disease. Front Vet Sci. 2019; 6:337. Crisi PE, Johnson LR, Di Cesare A, De Santis F, Di Tommaso M, Morelli S, Pantaleo S, Luciani A, Schaper R, Pampurini F, Boari A. PMID: 31632989; PMCID: PMC6783500.
• Eosinophilic bronchitis, eosinophilic granuloma, and eosinophilic bronchopneumopathy in 75 dogs (2006-2016). J Vet Intern Med. 2019 Sep; 33(5):2217-2226. Johnson LR, Johnson EG, Hulsebosch SE, Dear JD, Vernau W. PMID: 31468629; PMCID: PMC6766508.
• Effects of famciclovir in cats with spontaneous acute upper respiratory tract disease. J Feline Med Surg. 2020 06; 22(6):492-499. Kopecny L, Maggs DJ, Leutenegger CM, Johnson LR. PMID: 31246133.
• Effect of a phosphodiesterase-5A (PDE5A) gene polymorphism on response to sildenafil therapy in canine pulmonary hypertension. Sci Rep. 2019 05 03; 9(1):6899. Ueda Y, Johnson LR, Ontiveros ES, Visser LC, Gunther-Harrington CT, Stern JA. PMID: 31053768; PMCID: PMC6499771.
• Bronchoalveolar lavage fluid lymphocytosis in 104 dogs (2006-2016). J Vet Intern Med. 2019 May; 33(3):1315-1321. Johnson LR, Vernau W. PMID: 30912207; PMCID: PMC6524393.
• Diagnostic value of vertebral left atrial size as determined from thoracic radiographs for assessment of left atrial size in dogs with myxomatous mitral valve disease. J Am Vet Med Assoc. 2018 Oct 15; 253(8):1038-1045. Malcolm EL, Visser LC, Phillips KL, Johnson LR. PMID: 30272515.
• Reflux aspiration in lungs of dogs with respiratory disease and in healthy West Highland White Terriers. J Vet Intern Med. 2018 Nov; 32(6):2074-2081. Määttä OLM, Laurila HP, Holopainen S, Lilja-Maula L, Melamies M, Viitanen SJ, Johnson LR, Koho N, Neuvonen M, Niemi M, Rajamäki MM. PMID: 30311983; PMCID: PMC6271311.
• A novel approach to identifying and quantifying neutrophil extracellular trap formation in septic dogs using immunofluorescence microscopy. BMC Vet Res. 2018 Jun 27; 14(1):210. Li RHL, Johnson LR, Kohen C, Tablin F. PMID: 29945605; PMCID: PMC6020318.
• The prevalence of dynamic pharyngeal collapse is high in brachycephalic dogs undergoing videofluoroscopy. Vet Radiol Ultrasound. 2018 Sep; 59(5):529-534. Pollard RE, Johnson LR, Marks SL. PMID: 29931712.
• Fluoroscopic Estimation of Thoracic Dimensional Changes in Healthy Dogs. J Vet Intern Med. 2017 Nov; 31(6):1841-1848. Chan JC, Johnson LR, Brown CS, Pollard RE. PMID: 28961336; PMCID: PMC5697204.
• PROSPECTIVE COMPARISON OF TUMOR STAGING USING COMPUTED TOMOGRAPHY VERSUS MAGNETIC RESONANCE IMAGING FINDINGS IN DOGS WITH NASAL NEOPLASIA: A PILOT STUDY. Vet Radiol Ultrasound. 2017 May; 58(3):315-325. Lux CN, Culp WTN, Johnson LR, Kent M, Mayhew P, Daniaux LA, Carr A, Puchalski S. PMID: 28233364.
• Severity of Nasal Inflammatory Disease Questionnaire for Canine Idiopathic Rhinitis Control: Instrument Development and Initial Validity Evidence. J Vet Intern Med. 2017 Jan; 31(1):134-141. Greene LM, Royal KD, Bradley JM, Lascelles BD, Johnson LR, Hawkins EC. PMID: 28019044; PMCID: PMC5259640.
• Respiratory distress associated with lungworm infection in a kitten. JFMS Open Rep. 2016 Jul-Dec; 2(2):2055116916675801. Hawley MM, Johnson LR, Traversa D, Bucy D, Vernau KM, Vernau W. PMID: 28491442; PMCID: PMC5362839.
• Evaluation of Serum Aspergillus-Specific Immunoglobulin A by Indirect ELISA for Diagnosis of Feline Upper Respiratory Tract Aspergillosis. J Vet Intern Med. 2016 Sep; 30(5):1708-1714. Taylor A, Peters I, Dhand NK, Whitney J, Johnson LR, Beatty JA, Barrs VR. PMID: 27581099; PMCID: PMC5032860.
• Laryngeal structure and function in dogs with cough. J Am Vet Med Assoc. 2016 Jul 15; 249(2):195-201. Johnson LR. PMID: 27379595.
• Treatment of intrathoracic grass awn migration with video-assisted thoracic surgery in two dogs. J Am Vet Med Assoc. 2016 Jul 15; 249(2):214-20. Shamir S, Mayhew PD, Zwingenberger A, Johnson LR. PMID: 27379598.
• Single-energy computed tomography-based pulmonary perfusion imaging: Proof-of-principle in a canine model. Med Phys. 2016 Jul; 43(7):3998. Yamamoto T, Kent MS, Wisner ER, Johnson LR, Stern JA, Qi L, Fujita Y, Boone JM. PMID: 27370118; PMCID: PMC5438244.
• Letter to the Editor. J Vet Intern Med. 2016 Jul; 30(4):926. Visser LC, Im MK, Johnson LR, Stern JA. PMID: 27321012; PMCID: PMC5094509.
• Diagnostic Value of Right Pulmonary Artery Distensibility Index in Dogs with Pulmonary Hypertension: Comparison with Doppler Echocardiographic Estimates of Pulmonary Arterial Pressure. J Vet Intern Med. 2016 Mar-Apr; 30(2):543-52. Visser LC, Im MK, Johnson LR, Stern JA. PMID: 26893108; PMCID: PMC4913611.
• Bronchoscopy, Imaging, and Concurrent Diseases in Dogs with Bronchiectasis: (2003-2014). J Vet Intern Med. 2016 Jan-Feb; 30(1):247-54. Johnson LR, Johnson EG, Vernau W, Kass PH, Byrne BA. PMID: 26682874; PMCID: PMC4913641.
• Endoscopic treatment of an intrathoracic tracheal osteochondroma in a dog. J Am Vet Med Assoc. 2015 Dec 01; 247(11):1303-8. Hawley MM, Johnson LR, Johnson EG, Pascoe PJ, Murphy BG. PMID: 26594814.
• Agreement Among Radiographs, Fluoroscopy and Bronchoscopy in Documentation of Airway Collapse in Dogs. J Vet Intern Med. 2015 Nov-Dec; 29(6):1619-26. Johnson LR, Singh MK, Pollard RE. PMID: 26365563; PMCID: PMC4895679.
• COMPARISON OF THE RADIOGRAPHIC AND TRACHEOSCOPIC APPEARANCE OF THE DORSAL TRACHEAL MEMBRANE IN LARGE AND SMALL BREED DOGS. Vet Radiol Ultrasound. 2015 Nov-Dec; 56(6):602-8. Lindl Bylicki BJ, Johnson LR, Pollard RE. PMID: 26173473.
• Tracheobronchial brush cytology and bronchoalveolar lavage in dogs and cats with chronic cough: 45 cases (2012-2014). J Vet Intern Med. 2015 Mar-Apr; 29(2):526-32. Zhu BY, Johnson LR, Vernau W. PMID: 25818208; PMCID: PMC4895494.
• Chapter 26 Pulmonary Thromboembolism. . 2015 Jan 1; 144-147. Johnson JL.
• Detection of Aspergillus-specific antibodies by agar gel double immunodiffusion and IgG ELISA in feline upper respiratory tract aspergillosis. Vet J. 2015 Mar; 203(3):285-9. Barrs VR, Ujvari B, Dhand NK, Peters IR, Talbot J, Johnson LR, Billen F, Martin P, Beatty JA, Belov K. PMID: 25634077.
• Effect of One-Lung Ventilation With or Without Low-Pressure Carbon Dioxide Insufflation on Cardiorespiratory Variables in Cats Undergoing Thoracoscopy. Vet Surg. 2015 Jul; 44 Suppl 1:15-22. Mayhew PD, Pascoe PJ, Shilo-Benjamini Y, Kass PH, Johnson LR. PMID: 25227733.
• What causes canine sino-nasal aspergillosis? A molecular approach to species identification. Vet J. 2014 Apr; 200(1):17-21. Talbot JJ, Johnson LR, Martin P, Beatty JA, Sutton DA, Billen F, Halliday CL, Gibson JS, Kidd S, Steiner JM, Ujvari B, Barrs VR. PMID: 24559745.
• Lower respiratory tract endoscopy in the cat: diagnostic approach to bronchial disease. J Feline Med Surg. 2013 Nov; 15(11):1019-27. Dear JD, Johnson LR. PMID: 24152702.
• Evaluation of short-term outcome after lung lobectomy for resection of primary lung tumors via video-assisted thoracoscopic surgery or open thoracotomy in medium- to large-breed dogs. J Am Vet Med Assoc. 2013 Sep 01; 243(5):681-8. Mayhew PD, Hunt GB, Steffey MA, Culp WT, Mayhew KN, Fuller M, Johnson LR, Pascoe PJ. PMID: 23971848.
• Diagnostic utility of D-dimer concentrations in dogs with pulmonary embolism. J Vet Intern Med. 2013 Nov-Dec; 27(6):1646-9. Epstein SE, Hopper K, Mellema MS, Johnson LR. PMID: 24033697.
• Quantitative and qualitative computed tomographic characteristics of bronchiectasis in 12 dogs. Vet Radiol Ultrasound. 2013 Jul-Aug; 54(4):351-357. Cannon MS, Johnson LR, Pesavento PA, Kass PH, Wisner ER. PMID: 23578226.
• Neuroendocrine tumour at the carina of a dog. J Comp Pathol. 2013 Aug-Oct; 149(2-3):233-6. Gould EN, Johnson LR, Traslavina RP, Mohr FC. PMID: 23582972.
• Microbiologic and cytologic assessment of bronchoalveolar lavage fluid from dogs with lower respiratory tract infection: 105 cases (2001-2011). J Vet Intern Med. 2013 Mar-Apr; 27(2):259-67. Johnson LR, Queen EV, Vernau W, Sykes JE, Byrne BA. PMID: 23363380.
• Diagnostic imaging in veterinary dental practice. Foreign body with secondary bacterial component. J Am Vet Med Assoc. 2012 Dec 15; 241(12):1567-70. Nemec A, Fulton A, Vapniarsky N, Johnson LR, Arzi B. PMID: 23216027.
• Interpretation of multisegment bronchoalveolar lavage in cats (1/2001-1/2011). J Vet Intern Med. 2012 Nov-Dec; 26(6):1281-7. Ybarra WL, Johnson LR, Drazenovich TL, Johnson EG, Vernau W. PMID: 23106475.
• Evaluation of blind thoracoscopic-assisted placement of three double-lumen endobronchial tube designs for one-lung ventilation in dogs. Vet Surg. 2012 Aug; 41(6):664-70. Mayhew PD, Culp WT, Pascoe PJ, Kass PH, Johnson LR. PMID: 22822939.
• Bronchomalacia in dogs with myxomatous mitral valve degeneration. J Vet Intern Med. 2012 Mar-Apr; 26(2):312-9. Singh MK, Johnson LR, Kittleson MD, Pollard RE. PMID: 22332787.
• Clinical features and epidemiology of cryptococcosis in cats and dogs in California: 93 cases (1988-2010). J Am Vet Med Assoc. 2011 Aug 01; 239(3):357-69. Trivedi SR, Sykes JE, Cannon MS, Wisner ER, Meyer W, Sturges BK, Dickinson PJ, Johnson LR. PMID: 21801050.
• Bronchoscopic findings in 48 cats with spontaneous lower respiratory tract disease (2002-2009). J Vet Intern Med. 2011 Mar-Apr; 25(2):236-43. Johnson LR, Vernau W. PMID: 21314731.
• The role of bronchoscopy in foreign body removal in dogs and cats: 37 cases (2000-2008). J Vet Intern Med. 2010 Sep-Oct; 24(5):1063-8. Tenwolde AC, Johnson LR, Hunt GB, Vernau W, Zwingenberger AL. PMID: 20707838.
• Bronchoscopic debulking of tracheal carcinoma in 3 cats using a wire snare. J Vet Intern Med. 2010 Jul-Aug; 24(4):990-3. Queen EV, Vaughan MA, Johnson LR. PMID: 20492486.
• Tracheal collapse and bronchomalacia in dogs: 58 cases (7 /2001-1 /2008). J Vet Intern Med. 2010 Mar-Apr; 24(2):298-305. Johnson LR, Pollard RE. PMID: 20051001.
• Computed tomography bronchial lumen to pulmonary artery diameter ratio in dogs without clinical pulmonary disease. Vet Radiol Ultrasound. 2009 Nov-Dec; 50(6):622-4. Cannon MS, Wisner ER, Johnson LR, Kass PH. PMID: 19999345.
• Effect of sample collection methodology on nasal culture results in cats. J Feline Med Surg. 2009 Aug; 11(8):645-9. Johnson LR, Kass PH. PMID: 19201636.
• Chapter 27 Pulmonary Thromboembolism. . 2009 Jan 1; (J Vet Intern Med162002):114-117. Johnson JL.
• Etiology and clinical outcome in dogs with aspiration pneumonia: 88 cases (2004-2006). J Am Vet Med Assoc. 2008 Dec 01; 233(11):1748-55. Kogan DA, Johnson LR, Sturges BK, Jandrey KE, Pollard RE. PMID: 19046034.
• Tracheal collapse in American Miniature Horses: 13 cases (1985-2007). J Am Vet Med Assoc. 2008 Oct 15; 233(8):1302-6. Aleman M, Nieto JE, Benak J, Johnson LR. PMID: 19180718.
• Microbial culture of blood samples and serologic testing for bartonellosis in cats with chronic rhinosinusitis. J Am Vet Med Assoc. 2008 Oct 01; 233(7):1084-9. Berryessa NA, Johnson LR, Kasten RW, Chomel BB. PMID: 18828717.
• Failure to identify an association between serologic or molecular evidence of Bartonella infection and idiopathic rhinitis in dogs. J Am Vet Med Assoc. 2008 Aug 15; 233(4):597-9. Hawkins EC, Johnson LR, Guptill L, Marr HS, Breitschwerdt EB, Birkenheuer AJ. PMID: 18710315.
• Results of cytologic and microbiologic analysis of bronchoalveolar lavage fluid in New Zealand White rabbits. Am J Vet Res. 2008 May; 69(5):572-8. Hawkins MG, Vernau W, Drazenovich TL, Griffey SM, Johnson LR. PMID: 18447786.
• Chapter 9 Cor Pulmonale and Pulmonary Thromboembolism. . 2008 Jan 1; (J Vet Intern Med2052006):176-182. Johnson JL.
• Preface. Veterinary Clinics of North America Small Animal Practice. 2007 Sep 1; 37(5):xi-xii. Johnson JL.
• Endoscopic evaluation of bronchial morphology in rabbits. Am J Vet Res. 2007 Sep; 68(9):1022-7. Johnson LR, Drazenovich TL, Hawkins MG. PMID: 17764419.
• Fluoroscopic and radiographic evaluation of tracheal collapse in dogs: 62 cases (2001-2006). J Am Vet Med Assoc. 2007 Jun 15; 230(12):1870-6. Macready DM, Johnson LR, Pollard RE. PMID: 17571993.
• Comparison of serologic evaluation via agar gel immunodiffusion and fungal culture of tissue for diagnosis of nasal aspergillosis in dogs. J Am Vet Med Assoc. 2007 May 01; 230(9):1319-23. Pomrantz JS, Johnson LR, Nelson RW, Wisner ER. PMID: 17472556.
• Flexible bronchoscopy and bronchoalveolar lavage in 68 cats (2001-2006). J Vet Intern Med. 2007 Mar-Apr; 21(2):219-25. Johnson LR, Drazenovich TL. PMID: 17427380.
• Computed tomographic evidence of bulla effusion in cats with sinonasal disease: 2001-2004. J Vet Intern Med. 2006 Sep-Oct; 20(5):1080-4. Detweiler DA, Johnson LR, Kass PH, Wisner ER. PMID: 17063699.
• Canine chronic inflammatory rhinitis. Clin Tech Small Anim Pract. 2006 May; 21(2):76-81. Windsor RC, Johnson LR. PMID: 16711613.
• Results of rhinoscopy alone or in conjunction with sinuscopy in dogs with aspergillosis: 46 cases (2001-2004). J Am Vet Med Assoc. 2006 Mar 01; 228(5):738-42. Johnson LR, Drazenovich TL, Herrera MA, Wisner ER. PMID: 16506940.
• Molecular detection of microbes in nasal tissue of dogs with idiopathic lymphoplasmacytic rhinitis. J Vet Intern Med. 2006 Mar-Apr; 20(2):250-6. Windsor RC, Johnson LR, Sykes JE, Drazenovich TL, Leutenegger CM, De Cock HE. PMID: 16594580.
• Chapter 162 Bronchopulmonary Disease. . 2006 Jan 1; (J Am Vet Med Assoc2081996):1665-1683. Johnson JL.
• Chapter 39 Bronchial Disease. . 2006 Jan 1; 361-367. Johnson JL.
• Assessment of infectious organisms associated with chronic rhinosinusitis in cats. J Am Vet Med Assoc. 2005 Aug 15; 227(4):579-85. Johnson LR, Foley JE, De Cock HE, Clarke HE, Maggs DJ. PMID: 16117066.
• Lower respiratory tract infection due to Capnocytophaga cynodegmi in a cat with pulmonary carcinoma. J Feline Med Surg. 2005 Aug; 7(4):227-31. Forman MA, Johnson LR, Jang S, Foley JE. PMID: 16055008.
• Feline herpesvirus type-1 transcription is associated with increased nasal cytokine gene transcription in cats. Vet Microbiol. 2005 Jul 01; 108(3-4):225-33. Johnson LR, Maggs DJ. PMID: 15939557.
• Cytokine gene transcription in feline nasal tissue with histologic evidence of inflammation. Am J Vet Res. 2005 Jun; 66(6):996-1001. Johnson LR, De Cock HE, Sykes JE, Kass PH, Maggs DJ, Leutenegger CM. PMID: 16008222.
• Correlation of rhinoscopic signs of inflammation with histologic findings in nasal biopsy specimens of cats with or without upper respiratory tract disease. J Am Vet Med Assoc. 2004 Aug 01; 225(3):395-400. Johnson LR, Clarke HE, Bannasch MJ, De Cock HE. PMID: 15328715.
• A comparison of routine culture with polymerase chain reaction technology for the detection of Mycoplasma species in feline nasal samples. J Vet Diagn Invest. 2004 Jul; 16(4):347-51. Johnson LR, Drazenovich NL, Foley JE. PMID: 15305751.
• Idiopathic lymphoplasmacytic rhinitis in dogs: 37 cases (1997-2002). J Am Vet Med Assoc. 2004 Jun 15; 224(12):1952-7. Windsor RC, Johnson LR, Herrgesell EJ, De Cock HE. PMID: 15230450.
• Histoplasmosis infection in two cats from California. J Am Anim Hosp Assoc. 2004 Mar-Apr; 40(2):165-9. Johnson LR, Fry MM, Anez KL, Proctor BM, Jang SS. PMID: 15007055.
• Clinical, clinicopathologic, and radiographic findings in dogs with coccidioidomycosis: 24 cases (1995-2000). J Am Vet Med Assoc. 2003 Feb 15; 222(4):461-6. Johnson LR, Herrgesell EJ, Davidson AP, Pappagianis D. PMID: 12597419.
• Activation of the immune system and thrombosis. J Vet Intern Med. 2002 Sep-Oct; 16(5):501-3. Johnson LR. PMID: 12322696.
• Clinical and microbiologic findings in dogs with bronchoscopically diagnosed tracheal collapse: 37 cases (1990-1995). J Am Vet Med Assoc. 2001 Nov 01; 219(9):1247-50. Johnson LR, Fales WH. PMID: 11697368.
• Small animal bronchoscopy. Vet Clin North Am Small Anim Pract. 2001 Jul; 31(4):691-705, viii. Johnson L. PMID: 11487951.
• Short-term exercise training increases ACh-induced relaxation and eNOS protein in porcine pulmonary arteries. J Appl Physiol (1985). 2001 Mar; 90(3):1102-10. Johnson LR, Rush JW, Turk JR, Price EM, Laughlin MH. PMID: 11181626.
• Tracheal collapse. Diagnosis and medical and surgical treatment. Vet Clin North Am Small Anim Pract. 2000 Nov; 30(6):1253-66, vi. Johnson L. PMID: 11221980.
• Selective transport of adenosine into porcine coronary smooth muscle. Am J Physiol Heart Circ Physiol. 2000 Sep; 279(3):H1397-410. Rubin LJ, Johnson LR, Dodam JR, Dhalla AK, Magliola L, Laughlin MH, Jones AW. PMID: 10993808.
• Chronic exercise training does not alter pulmonary vasorelaxation in normal pigs. J Appl Physiol (1985). 2000 Jun; 88(6):2008-14. Johnson LR, Laughlin MH. PMID: 10846012.
• Endothelium-dependent relaxation differs in porcine pulmonary arteries from the left and right caudal lobes. J Appl Physiol (1985). 2000 Mar; 88(3):827-34. Johnson LR, Dodam JR, Laughlin MH. PMID: 10710375.
• Diagnosis of pulmonary hypertension. Clin Tech Small Anim Pract. 1999 Nov; 14(4):231-6. Johnson L. PMID: 10652841.
• Clinical characteristics of 53 dogs with Doppler-derived evidence of pulmonary hypertension: 1992-1996. J Vet Intern Med. 1999 Sep-Oct; 13(5):440-7. Johnson L, Boon J, Orton EC. PMID: 10499728.
• Pulmonary thromboembolism in 29 dogs: 1985-1995. J Vet Intern Med. 1999 Jul-Aug; 13(4):338-45. Johnson LR, Lappin MR, Baker DC. PMID: 10449226.
• Use of an amphotericin B lipid complex for treatment of blastomycosis in dogs. J Am Vet Med Assoc. 1996 Dec 15; 209(12):2073-5. Krawiec DR, McKiernan BC, Twardock AR, Swenson CE, Itkin RJ, Johnson LR, Kurowsky LK, Marks CA. PMID: 8960189.
• Diagnosis and medical management of tracheal collapse. Semin Vet Med Surg Small Anim. 1995 May; 10(2):101-8. Johnson LR, McKiernan BC. PMID: 7652213.
• Surgical management of atypical lateral tracheal collapse in a dog. J Am Vet Med Assoc. 1993 Dec 15; 203(12):1693-6. Johnson LR, Krahwinkel DJ, McKiernan BC. PMID: 8307818.
• Clinical pulmonary function testing in dogs and cats. Vet Clin North Am Small Anim Pract. 1992 Sep; 22(5):1087-99. McKiernan BC, Johnson LR. PMID: 1523782.