[On the study of the morbidity of elderly and long-lived persons. (According to data of a special study)].
D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D009017:Morbidity
K izucheniiu zabolevaemosti lits starcheskogo vozrasta i dolgozhiteleĭ. (Po materialam spetsial'nogo issledovaniia)