authors Margaret C. Fang, MD, MPH Singer, Daniel E Chang, Yuchiao Hylek, Elaine M Henault, Lori E Jensvold, Nancy G Go, Alan S
has subject area Aged Aged, 80 and over Anticoagulants Atrial Fibrillation Cohort Studies Female Humans Hypertension Male Middle Aged Risk Factors Sex Characteristics Stroke Thromboembolism Warfarin