by Ryan, P.L., Bennett-Wimbush, K., Vaala, W.E., Bagnell, C.A.
Published in Theriogenology (01.08.2001)

by Vaala W.E
Published in The Veterinary clinics of North America (USA). Equine practice. v. 10 (1994)

by Pusterla, N., Kass, P., Mapes, S., Akana, N., Vaala, W.E., Barnett, D.C., MacKenzie, C.
Published in Journal of equine veterinary science (01.04.2016)

by Pusterla, N., Kass, P.H., Mapes, S., Johnson, C., Vaala, W.E., Barnett, D.C., Mackenzie, C., Gaughan, E., Craig, B., Chappell, D.
Published in Journal of equine veterinary science (01.04.2016)

by Reef, V.B. (University of Pennsylvania, Kennett Square, PA.), Vaala, W.E, Worth, L.T, Spencer, P.A, Hammett, B
Published in Veterinary radiology & ultrasound (01.11.1995)

by Vaala, W.E. (University of Pennsylvania School of Veterinary Medicine, Kennett Square, PA.)
Published in The Veterinary clinics of North America. Equine practice (01.04.1994)

by Vaala, W.E. (University of Pennsylvania School of Veterinary Medicine, Kennett Square, PA.), Sertich, P.L
Published in The Veterinary clinics of North America. Equine practice (01.04.1994)

by Varner, D.D, Vaala, W.E
Published in The Compendium on continuing education for the practicing veterinarian (01.02.1986)

by Settle, C.S, Vaala, W.E
Published in Equine Veterinary Education (United Kingdom) (1991)

by Settle, C.S, Vaala, W.E
Published in Equine Veterinary Education (United Kingdom) (1990)

by Sertich, P.L. (University of Pennsylvania, Kennett Square, PA), Vaala, W.E
Published in Proceedings of the annual convention of the American Association of Equine Practitioners (USA) (1993)

by Divers, T.J, Warner, A, Vaala, W.E, Whitlock, R.H, Acland, H.A
Published in American journal of veterinary research (15.12.1983)

by Vaala, W.E, Ehnen, S.J, Divers, T.J
Published in Journal of the American Veterinary Medical Association (15.12.1987)

by Ford, T S, Vaala, W E, Sweeney, C R, Skand, D, Saik, J E
Published in Journal of the American Veterinary Medical Association (15.06.1987)

by Reef, V.B, Roby, K.A.W, Richardson, D.W, Vaala, W.E, Johnston, J.K
Published in Journal of the American Veterinary Medical Association (01.02.1987)

by Vaala, W.E, Clark, E.S, Orsini, J.A
Published in Journal of the American Veterinary Medical Association (15.11.1988)

by Vaala, W.E
Published in The Compendium on continuing education for the practicing veterinarian (01.04.1986)

by Blanchard, T.L, Vaala, W.E, Straughn, A.J, Acland, H.M, Kenney, R.M
Published in Journal of equine veterinary science (USA) (1987)

by Freeman, D.E, Hungerford, L.L, Schaeffer, D, Lock, T.F, Sertich, P.L, Baker, G.J, Vaala, W.E, Johnston, J.K. (University of Illinois, College of Veterinary Medicine, 1008 West Hazelwood Drive, Urbana, IL 61802 (USA))
Published in Equine Veterinary Journal (United Kingdom) (1999)

by Reef, V.B, Vaala, W.E, Worth, L.T, Sertich, P.L, Spencer, P.A. (Department of Clinical Studies (Section of Medicine), New Bolton Center, University of Pennsylvania, 382 West Street Road, Kennett Square, Pennsylvania 19348 (USA))
Published in Equine Veterinary Journal (United Kingdom) (1996)