Low-Dose vs Standard-Dose Unfractionated Heparin for Percutaneous Coronary Intervention in Acute Coronary Syndromes Treated With Fondaparinux. - Steg, Philippe Gabriel; Jolly, Sanjit S.; Mehta, Shamir R.; Afzal, Rizwan; Xavier, Dennis; Rupprecht, Hans-Jurgen; López-Sendón, Jose L.; Budaj, Andrzej; Diaz, Rafael; Avezum, Álvaro; Widimsky, Petr; Rao, Sunil V.; et al. (JAMA, 2010)