Does the useful life of man end at 65?
KLUMP
T G
TG
D000367:Age Factors; D000368:Aged; D000369:Aged, 80 and over; D006801:Humans; D019369:Life; D010809:Physical Fitness
AGE; LIFE/duration; OLD AGE; PHYSICAL EFFICIENCY/age factor
Termina a los 65 años la vida útil del hombre?