title: Comments on: Alloimmunization screening after transfusion of red blood cells in a prospective study.
authors.affiliation: External Quality Control Program in Immunohematology, Associação Brasileira de Hematologia, Hemoterapia e Terapia Celular - ABHH.
authors.forename: Laércio
authors.initials: L
authors.lastname: de Melo