title: Physical activity and incidence of cancer in diverse populations: a preliminary report.
mesh_terms: D000328:Adult; D000368:Aged; D002140:California; D005260:Female; D006801:Humans; D008019:Life Style; D008297:Male; D008875:Middle Aged; D009369:Neoplasms / Q000453:epidemiology* / Q000401:mortality; D009790:Occupations; D005082:Physical Exertion; D013177:Sports; D014481:United States