00289nam a2200109Ia 450000500170000000800410001708200160005810000190007424500400009326000380013330000080017120260224040858.0260224s9999||||xx |||||||||||||| ||und||  a636.089 SCH  aSchwabe, C.W.  0aEpidemiology in veterinary practice  aPhiladelphia: Lea & Febigerc1977  a303