[The problems of municipal hygiene and the IV AII-Russian congress of hygienists and health officers].
D003226:Congresses as Topic; D006801:Humans; D006920:Hygiene; D014586:USSR; D014505:Urban Population
Problemy kommunal'noĭ gigieny na IV Vserossiĭskom s'ezde gigienistov i sanitarnykh vracheĭ