00497pam a2200181 a 4500 0813818567 DLC 636 LOW 1987 A090 Or. Martin, S. Wayne, Veterinary epidemiology : principles and methods / 1st ed. Ames : Iowa State University Press, 1987. xi, 343 p. : ill. ; 24 cm. Veterinary epidemiology. Meek, Alan H., Willeberg, Preben. EK 15841 15841 0 0 0 636_000000000000000_LOW_1987_A090_OR 0 69586 LBA LBA A090 2017-12-13 636 LOW 1987 A090 Or. A12935 2017-12-13 2017-12-13 EK