Prevalence of malaria parasites among blood donors in two hospitals in Enugu metropolis, Nigeria Samuel ThankGod Aluh; Patience Obiageli Ubachukwu; Kyrian Ikenna Onah; Gabriel Adebayo Oladepo; Chidi Ole Ukwen; Fupsin Rimamkirnde;

Assessment of erythrocyte alloimmunization among patients treated at a Brazilian university hospital Higor Silva Contelli; Mário Cézar de Oliveira; Aline Akemi Segatti Ido; Elaine Machado Francalanci; Patrícia Oliveira da Cunha Terra; Elmiro Ribeiro Filho; Deivid William da Fonseca Batistão; Sabrina Royer;

Autologous blood salvage in cardiac surgery: clinical evaluation, efficacy and levels of residual heparin Sérgio Domingos Vieira; Fernanda da Cunha Vieira Perini; Luiz Carlos Bento de Sousa; Enio Buffolo; Paulo Chaccur; Magaly Arrais; Fábio Biscegli Jatene;