00659nam a2200181Ia 4500001000700000003000500007008004100012010001100053040000900064100003000073245011000103260003700213300000900250502014100259650002000400650003500420650002200455Z_1359CHAP220113s1981    xx            000 0 und d  a164447  cCHAP  aOcádiz García, Javier  aEpidemiological study of paratuberculosis (Johnes disease) in dairy goats  /cby Javier Ocádiz García  aDavis, Cal  :bThe author,c1981  a15 h  aThesis (Master of Preventive Veterinary Medicine) -- University of California. Davis. Department of Epidemiology and Preventive Medicine  aEpidemiología  aGanado cabríoxEnfermedades   aParatuberculosis