Comparison of transfusion requirements in adult patients undergoing Haploidentical or single‐unit umbilical cord blood stem cell transplantation. - Solves, Pilar; Sanz, Jaime; Gómez, Inés; Puerta, Rosalía; Arnao, Mario; Montoro, Juan; Piñana, José Luis; Carretero, Carlos; Balaguer, Aitana; Guerreiro, Manuel; Andreu, Rafa; Rodríguez, Rebeca; et al. (European Journal of Haematology, 2019)