3Tortella BJ,Lavery RF,Chandrakantan A.Incidence and risk factors for early small bowel obstruction after celiotomy for penetrating abdominal trauma.Am Surg,1995,61:956-958.
4Velasco JM,Vallina VL,Bonomo SR,et al.Postoperative small bowel obstruction.Rethinking its management.Surg Endose,1998,12:1043-1045.