1. Early rising and ambulatory activity after operation;Leithauser;Arch. Surg.,1941
2. Early ambulation in the surgical patient;Vaughn;Illinois M.J.,1947
3. Surgeon of the wilderness: Ephraim McDowell;Haggard;Surg., Gynec. & Obst.,1934
4. Some radical changes in the after treatment of celiotomy cases;Ries;J. A. M. A.,1899
5. Postoperative care: early walking; influence of exercise on wound healing in rats;Newburger;Surgery,1943