Kozusznik, B [Social medicine in the light of experience during the 30 years of the Polish People's Republic]. [electronic resource] - Polski tygodnik lekarski (Warsaw, Poland : 1960) Jul 1974 - 1237-42 p. digital Publication Type: Historical Article; Journal Article ISSN: 0032-3756 Subjects--Topical Terms: Health Facility PlanningHistory, 20th CenturyPolandSocial Medicine--history