Observations on the medical condition of men in the seventh decade.
D000368:Aged; D006801:Humans; D007221:Industry; D008297:Male; D009784:Occupational Diseases; D009790:Occupations
AGED; INDUSTRY AND OCCUPATIONS
Br Med J. 1950 Sep 30;2(4682):739-48
14772469
Lancet. 1957 Nov 30;273(7005):1073-7
13482288
Scott Med J. 1956 Dec;1(12):381-91
13390988