[The health and nonspecific resistance of preschool children who engage in swimming].
D000222:Adaptation, Physiological; D002648:Child; D002675:Child, Preschool; D006262:Health; D006304:Health Status; D006801:Humans; D007113:Immunity, Innate; D009017:Morbidity; D010806:Physical Education and Training; D013550:Swimming
Zdorov'e i nespetsificheskaia rezistentnost' deteĭ doshkol'nogo vozrasta, zanimaiushchikhsia plavaniem.