What's new in surgery for 1991? Colon & rectal surgery.
Nelson
R L
RL
University of Illinois College of Medicine, Chicago.
D015179:Colorectal Neoplasms / Q000601:surgery; D003107:Colorectal Surgery / Q000639:trends*; D006801:Humans; D015212:Inflammatory Bowel Diseases / Q000601:surgery; D013514:Surgical Procedures, Operative / Q000639:trends*; D014481:United States