[Increase in physical efficiency in older people with special reference to elasticity relations of the connective tissue and manifestations of the aging heart].
D000368:Aged; D000369:Aged, 80 and over; D000375:Aging; D003238:Connective Tissue; D004548:Elasticity; D006321:Heart; D006801:Humans
CONNECTIVE TISSUE/in old age; HEART/in old age