[Problems of health and hygiene in school children attending and cared for by school day-care rooms].
D002648:Child; D002656:Child Day Care Centers; D002662:Child Health Services; D005260:Female; D006801:Humans; D006920:Hygiene; D007899:Leisure Activities; D008297:Male; D011044:Poland; D011588:Psychology, Educational; D013663:Teaching
Problemy higieniczno-zdrowotne uczniów objetych opieka świetlicy szkolnej