[Ergometric studies with simple aids on the frequency of the pulse during work].
D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D005082:Physical Exertion; D011187:Posture; D011674:Pulse
Ergometrische Untersuchungen zur Leistungspulsfrequenz mit einfachen Hilfsmitteln.