TY - BOOK AU - Beck,David E. ED - American Society of Colon and Rectal Surgeons TI - The ASCRS manual of colon and rectal surgery SN - 9780387734385 PY - 2009/// CY - New York PB - Springer KW - Colorectal Surgery KW - methods KW - Rectal Diseases KW - surgery KW - Colonic Diseases ER -