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Morin DE, Constable PD, Troutt HF, Johnson AL.Morin DE, et al. Among authors: johnson al.J Am Vet Med Assoc. 2002 Oct 1;221(7):959-68. doi: 10.2460/javma.2002.221.959.J Am Vet Med Assoc. 2002.PMID: 12369698Free article.No abstract available.
Morin DE, Constable PD, Troutt HF, Johnson AL.Morin DE, et al. Among authors: johnson al.J Am Vet Med Assoc. 2002 Oct 1;221(7):969-74. doi: 10.2460/javma.2002.221.969.J Am Vet Med Assoc. 2002.PMID: 12369699Free article.No abstract available.
Ehrhart N, Eurell JA, Tommasini M, Constable PD, Johnson AL, Feretti A.Ehrhart N, et al. Among authors: johnson al.Am J Vet Res. 2002 May;63(5):703-11. doi: 10.2460/ajvr.2002.63.703.Am J Vet Res. 2002.PMID: 12013472Free article.
Greenfield CL, Johnson AL, Schaeffer DJ.Greenfield CL, et al. Among authors: johnson al.J Am Vet Med Assoc. 2004 Jun 1;224(11):1780-7. doi: 10.2460/javma.2004.224.1780.J Am Vet Med Assoc. 2004.PMID: 15198262Free article.No abstract available.
Greenfield CL, Johnson AL, Schaeffer DJ.Greenfield CL, et al. Among authors: johnson al.J Am Vet Med Assoc. 2005 Jan 1;226(1):38-48. doi: 10.2460/javma.2005.226.38.J Am Vet Med Assoc. 2005.PMID: 15646571Free article.No abstract available.
Johnson AL, Greenfield CL, Klippert L, Hungerford LL, Farmer JA, Siegel A.Johnson AL, et al.J Am Vet Med Assoc. 1993 Apr 1;202(7):1068-71.J Am Vet Med Assoc. 1993.PMID: 8473216No abstract available.
Greenfield CL, Johnson AL, Klippert L, Hungerford LL.Greenfield CL, et al. Among authors: johnson al.J Am Vet Med Assoc. 1995 Mar 15;206(6):778-82.J Am Vet Med Assoc. 1995.PMID: 7759327No abstract available.
Greenfield CL, Johnson AL, Klippert L, Hungerford LL.Greenfield CL, et al. Among authors: johnson al.J Am Vet Med Assoc. 1997 Oct 1;211(7):842-9.J Am Vet Med Assoc. 1997.PMID: 9333082Review.No abstract available.
Greenfield CL, Johnson AL, Schaeffer DJ, Hungerford LL.Greenfield CL, et al. Among authors: johnson al.J Am Vet Med Assoc. 1995 Jun 15;206(12):1840-5.J Am Vet Med Assoc. 1995.PMID: 7790294Clinical Trial.No abstract available.
Whittem TL, Johnson AL, Smith CW, Schaeffer DJ, Coolman BR, Averill SM, Cooper TK, Merkin GR.Whittem TL, et al. Among authors: johnson al.J Am Vet Med Assoc. 1999 Jul 15;215(2):212-6.J Am Vet Med Assoc. 1999.PMID: 10416474Clinical Trial.