TY  - RPRT
TI  - Open versus laparoscopy assisted colectomy.
AU  - Richard L Whelan
PY  - 2003
DO  - 10.1016/s0140-6736(03)12131-9
UR  - https://pubmed.ncbi.nlm.nih.gov/12517486/
ID  - 12517486
ER  -