Postoperative anesthetics in anorectal surgery.
D001003:Anal Canal / Q000601:surgery*; D000777:Anesthetics; D013505:Digestive System Surgical Procedures; D006801:Humans; D007420:Intestine, Large; D007422:Intestines; D012007:Rectum / Q000601:surgery*
D000777:Anesthetics
ANUS/surgery; RECTUM/surgery