David Waltner-Foews text Canada Canadian Association of Veterinary Epidemiology and Preventive Medicine 1991 en v, 70 p.: ill.; 22 cm. David Waltner-Foews VETERINARY EPIDEMIOLOGY 614.4/VET1 240221 20240221090511 INLIS000000000008472 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)