Wisniewski, H J Demonstration of inapparent infection with disease agents common to animals and man. [electronic resource] - Health laboratory science Jul 1969 - 173-7 p. digital Publication Type: Journal Article ISSN: 0017-9035 Subjects--Topical Terms: Agglutination TestsAgricultural Workers' Diseases--epidemiologyAnimalsAntibodies--analysisCattleComplement Fixation TestsHumansQ Fever--epidemiologySkin TestsWisconsinZoonoses--epidemiology