Kozusznik, B [Importance of children's problems in the Polish international policy]. [electronic resource] - Pediatria polska Jun 1979 - 577-83 p. digital Publication Type: Historical Article; Journal Article ISSN: 0031-3939 Subjects--Topical Terms: ChildChild AdvocacyChild Health Services--historyChild Welfare--historyHistory, 20th CenturyHumansInternational Agencies--historyInternational CooperationPoland