@article{doi:10.1001/archinte.159.11.1221,
author = {Etchells E and McLeod RS and Geerts W and Barton P and Detsky AS},
title = {EConomic analysis of low-dose heparin vs the low-molecular-weight heparin enoxaparin for prevention of venous thromboembolism after colorectal surgery},
journal = {Archives of Internal Medicine},
volume = {159},
number = {11},
pages = {1221-1228},
year = {1999},
doi = {10.1001/archinte.159.11.1221},
URL = { + http://dx.doi.org/10.1001/archinte.159.11.1221},
eprint = {/data/Journals/INTEMED/11945/ioi80702.pdf}
}