title: [THE FREQUENCY OF CONGENITAL HEART DISEASES IN CHILDREN AND ADOLESCENTS IN THE CITY OF POZNA'N AND IN THE POZNA'N REGION].
mesh_terms: D000293:Adolescent; D001699:Biometry; D002648:Child; D006330:Heart Defects, Congenital; D006801:Humans; D011044:Poland; D013223:Statistics as Topic
keywords: ADOLESCENCE; CHILD; HEART DEFECTS, CONGENITAL; POLAND; STATISTICS
vernacular_title: CZ ESTO'S'C WYST EPOWANIA WAD WRODZONYCH SERCA U DZIECI I MLODZIEZY W POZNAMIU I WOJEW'ODZTWIE POZNA'NSKIM.