The minimum physiological mobility requirement for man supported on a soft surface.
D000818:Animals; D005734:Gangrene / Q000209:etiology; D006801:Humans; D009132:Muscles / Q000503:physiopathology; D010264:Paraplegia / Q000451:nursing*; D011187:Posture; D003668:Pressure Ulcer / Q000209:etiology / Q000517:prevention & control*