TY - BOOK AU - Kelly,Keith A. AU - Sarr,Michael G. AU - Hinder,R.A. ED - Mayo Clinic TI - Mayo Clinic gastrointestinal surgery SN - 0721692877 PY - 2004/// CY - Philadelphia PB - Saunders KW - Digestive System Surgical Procedures KW - methods KW - Digestive system Diseases KW - surgery ER -