[Physical exertion of work and non-work activities of rural men].
D000328:Adult; D003604:Czechoslovakia; D006801:Humans; D008297:Male; D008875:Middle Aged; D005082:Physical Exertion; D010809:Physical Fitness; D012423:Rural Health; D014937:Work
Tĕlesná pracovní a mimopracovní aktivita venkovských muzů.