title: [The significance of physical activity in the health maintenance of pre-school children].
mesh_terms: D002657:Child Development / Q000502:physiology; D002675:Child, Preschool; D006293:Health Promotion; D006304:Health Status; D006801:Humans; D005082:Physical Exertion
vernacular_title: Znaczenie aktywności fizycznej w ochronie zdrowia dziecka w wieku przedszkolnym.