[Sanitary congresses in the Ukraine and their socio-hygienic orientation].
D003140:Communicable Disease Control / Q000266:history*; D003226:Congresses as Topic / Q000266:history; D049673:History, 20th Century; D012499:Sanitation / Q000266:history*; D014455:Ukraine
Sanitarnye s'ezdy USSR i ikh sotsial'no-gigienicheskaia napravlennost'.