TY - GEN AU - Stafford,R S AU - Singer,D E TI - National patterns of warfarin use in atrial fibrillation SN - 0003-9926 PY - 1997///0116 KW - Age Factors KW - Aged KW - Aged, 80 and over KW - Anticoagulants KW - therapeutic use KW - Atrial Fibrillation KW - drug therapy KW - Drug Utilization KW - statistics & numerical data KW - Female KW - Health Care Surveys KW - Humans KW - Logistic Models KW - Male KW - Middle Aged KW - Multivariate Analysis KW - Office Visits KW - Practice Patterns, Physicians' KW - United States KW - Warfarin N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S ER -