The role of measuring peak systolic velocity of the middle cerebral artery blood flow and anti-K1 titre during pregnancy to detect foetuses with severe anaemia, foetal hydrops, and the requirement of intrauterine transfusion: A systematic review and meta-analysis Mufleha Ahmed; Denise E. Jackson;

Frequencies of genetic variants of the Rh, Kell, Duffy, Kidd, MNS and Diego systems of northwest Rio Grande do Sul, Brazil Scheila da Silva Soares; Josiane Rodrigues Aquino; Francini Petrolli; Tiago Bittencourt de Oliveira; Silvana Almeida; Marilu Fiegenbaum;

Frequency of antigen Dia on the blood donor population of the Hemocenter coordinator of the Hemopa Foundation Adna dos Santos Caldas; Bruno Costa dos Santos; Maurício Koury Palmeira; Fabiana Regina Ribeiro Carvalho; Carlos Eduardo de Melo Amaral;