[Prevention of brucellosis (material for talks)].
D000382:Agricultural Workers' Diseases / Q000517:prevention & control; D000818:Animals; D002006:Brucellosis / Q000517:prevention & control* / Q000635:transmission; D006266:Health Education; D006801:Humans; D012011:Red Cross; D014586:USSR
O profilaktike brutselleza (material dlia besed).