Physical activity as an index of heart attack risk in college alumni. 1978.
Paffenbarger
R S
RS
Wing
A L
AL
Hyde
R T
RT
D004522:Educational Status; D015444:Exercise; D049673:History, 20th Century; D006801:Humans; D015994:Incidence; D008297:Male; D009203:Myocardial Infarction / Q000453:epidemiology / Q000266:history*; D012306:Risk; D014481:United States / Q000453:epidemiology; D014495:Universities