TY - RPRT TI - Is immune function better preserved after laparoscopic versus open colon resection? AU - M Bessler AU - R L Whelan AU - A Halverson AU - M R Treat AU - R Nowygrod PY - 1994 DO - 10.1007/bf00843460 UR - https://pubmed.ncbi.nlm.nih.gov/7992154/ ID - 7992154 ER -