Maugh, T. H. I. (1998). Aspirin, warfarin reduce first heart attack rate - study. Today.
Cita Chicago (17th ed.)Maugh, Thomas H. II. "Aspirin, Warfarin Reduce First Heart Attack Rate - Study." Today 1998.
Cita MLA (9th ed.)Maugh, Thomas H. II. "Aspirin, Warfarin Reduce First Heart Attack Rate - Study." Today, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.