title: Environmental constraints on the static exertion of force: PSD analysis in task-design.
mesh_terms: D000886:Anthropometry / Q000379:methods*; D001696:Biomechanical Phenomena; D004777:Environment; D005528:Foot / Q000502:physiology; D006225:Hand / Q000502:physiology; D006801:Humans; D005082:Physical Exertion; D011187:Posture