@article {172, editor = {,}, title = {Warfarin reduced major stroke more than aspirin in elderly patients with atrial fibrillation in primary care.}, volume = {12}, number = {6}, pages = {172--172}, year = {2007}, doi = {10.1136/ebm.12.6.172}, publisher = {Royal Society of Medicine}, issn = {1356-5524}, URL = {https://ebm.bmj.com/content/12/6/172}, eprint = {https://ebm.bmj.com/content/12/6/172.full.pdf}, journal = {BMJ Evidence-Based Medicine} }