[Extent of human contact with brucellosis in 2 neighboring counties].
D000382:Agricultural Workers' Diseases / Q000453:epidemiology* / Q000276:immunology; D000906:Antibodies / Q000032:analysis; D002006:Brucellosis / Q000453:epidemiology* / Q000276:immunology; D005859:Germany, East; D006801:Humans
D000906:Antibodies
Untersuchung über die Brucellosedurchseuchung des Menschen in zwei benachbarten Landkreisen.