[Effect of sport participation on the frequency and duration of some diseases].
D001168:Arthritis; D005128:Eye Diseases; D005767:Gastrointestinal Diseases; D006801:Humans; D007251:Influenza, Human; D009017:Morbidity; D010523:Peripheral Nervous System Diseases; D010612:Pharyngitis; D012220:Rhinitis; D013178:Sports Medicine; D014586:USSR
O vliianiee zaniatiĭ sportom na chastotu id dlitel'nost' nekotorykh za olevaniĭ.