Positive work and its efficiency are at their dead-end: comments on a recent discussion.
van Ingen Schenau
G J
GJ
D001132:Arm / Q000502:physiology*; D001696:Biomechanical Phenomena; D003446:Crutches; D004550:Elbow; D004734:Energy Metabolism / Q000502:physiology*; D005684:Gait / Q000502:physiology*; D006801:Humans; D008954:Models, Biological; D009132:Muscles / Q000502:physiology*