Preoperative variables associated with transfusion requirements in orthotopic liver transplantation - De Santis, Gil Cunha; Brunetta, Denise Menezes; Nardo, Mirella; Oliveira, Luciana Correa; Souza, Fernanda Fernandes; Cagnolati, Daniel; Mente, Ênio David; Sankarankutty, Ajith kumar; Covas, Dimas Tadeu; Silva Júnior, Orlando de Castro e (Transfusion and Apheresis Science, 2014)