Time and timing in surgery.
D000005:Abdomen / Q000601:surgery; D006348:Cardiac Surgical Procedures; D002543:Cerebral Hemorrhage / Q000601:surgery; D004630:Emergencies; D006042:Goiter / Q000601:surgery; D006801:Humans; D009369:Neoplasms / Q000601:surgery; D011182:Postoperative Care; D013518:Surgery, Plastic; D013514:Surgical Procedures, Operative; D014140:Tracheotomy