2Morlion BJ, Stehle p, Wachtler. Total parenteral nutrition with glutamine dipeptide after major abdominal surgery[J]. Ann Surg, 1998,227 :302.
3Singh G, Ram RP, Khanna SK. Early postoperative enteral feeding in patiens with nontraumatic instestinal perforation and peritonitis[J]. J Am coll Surg,1998,187:142.