@article{doi:10.1001/archinte.1989.00390040013003,
author = {Powers PJ and Gent M and Jay RM and et al},
title = {A randomized trial of less intense postoperative warfarin or aspirin therapy in the prevention of venous thromboembolism after surgery for fractured hip},
journal = {Archives of Internal Medicine},
volume = {149},
number = {4},
pages = {771-774},
year = {1989},
doi = {10.1001/archinte.1989.00390040013003},
URL = { + http://dx.doi.org/10.1001/archinte.1989.00390040013003},
eprint = {/data/Journals/INTEMED/17039/archinte_149_4_003.pdf}
}