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Directory of directors of animal health and reference laboratories
(IICA, 1981)
se presenta el Directorio de directores de laboratorios de referencia y sanidad animal.
Proceeding of regional seminar on veterinary epidemiology
(IICA, 1981)
This document presents topics such as: -History -objectives -speakers -principles of epidemiology -epidemiological methods -disease surveillance -distribution and ecology by spices -anaplasmosis -babesiosis -African swine ...