[The subjects of the controversy of energy theory and the concept of "labor intensity" in labor physiology from the 1930's to 1950's in Japan. Part 2: Physiological "labor intensity" and methodology in labor science].
D004735:Energy Transfer; D049673:History, 20th Century; D006801:Humans; D007564:Japan; D009787:Occupational Medicine / Q000266:history*; D010827:Physiology / Q000266:history*