TY - BOOK AU - Norton Jeffrey A. TI - Essential practice of surgery: basic science and clinical evidence SN - 0387955100 U1 - WO500 PY - 2003/// CY - New York PB - Springer KW - Evidence - Based Medicine KW - Surgical Procedures, Operative KW - Surgery N2 - Surgery, Surgical Procedures, Operative, Evidence - Based Medicine ER -