Health literacy and warfarin therapy at two anticoagulation clinics in Brazil
Maria Auxiliadora Parreiras Martins, Josiane Moreira Costa, Juliana Vaz de Melo Mambrini, Antonio Luiz Pinho Ribeiro, Emelia J Benjamin, Luisa Campos Caldeira Brant, Michael K Paasche-Orlow, Jared W Magnani
Heart Jul 2017, 103 (14) 1089-1095; DOI: 10.1136/heartjnl-2016-310699