TY - RPRT TI - Knot security in laparoscopic surgery. A comparative study with conventional knots. AU - J D Amortegui AU - H Restrepo PY - 2002 DO - 10.1007/s00464-002-8545-z UR - https://pubmed.ncbi.nlm.nih.gov/12085155/ ID - 12085155 ER -