Epidemiological profile of blood donors with sickle cell trait in the State of Piauí, Brazil. Research, Society and Development, [S. l.], v. 10, n. 4, p. e20010411518, 2021. DOI: 10.33448/rsd-v10i4.11518. Disponível em: https://rsdjournal.org/rsd/article/view/11518. Acesso em: 5 dec. 2025.