Hospital Universitario La Fe, University of Salamanca - Instituto de Investigación Biomédica de Salamanca - Institute for Biomedical Research of Salamanca, Hospital de la Santa Creu i Sant Pau, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Hospital Universitario Virgen de la Arrixaca, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Hospital Universitario Doce de Octubre, affiliation not provided to SSRN, INCLIVA Health Research Institute - Hospital Clínico Universitario, Hospital Universitario Infanta Leonor, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Hospital de la Santa Creu i Sant Pau, affiliation not provided to SSRN, Universidad de Salamanca, University of Valencia, affiliation not provided to SSRN, University of Barcelona - Department of Haematology and Hospital Clínico Universitario, Instituto de Investigación INCLIVA