title: [Hemoglobin and blood donation: an old concept that is always new].
authors.forename: J M
authors.initials: JM
authors.lastname: Cárdenas
authors.forename: I
authors.initials: I
authors.lastname: Barbarin
mesh_terms: D000740:Anemia / Q000097:blood / Q000209:etiology; D001782:Blood Donors / Q000706:statistics & numerical data; D005260:Female; D006454:Hemoglobins / Q000032:analysis*; D006801:Humans; D008297:Male
chemical_list: D006454:Hemoglobins
vernacular_title: La hemoglobina y hemodonación: un antiguo concepto siempre novedoso.