Use of convalescent plasma in serious patients by COVID-19: Qualitative case series review. Research, Society and Development, [S. l.], v. 10, n. 1, p. e50810111988, 2021. DOI: 10.33448/rsd-v10i1.11988. Disponível em: https://rsdjournal.org/rsd/article/view/11988. Acesso em: 5 dec. 2025.