Educational booklet validation for the promotion of comfort to relatives of people in intraoperative period. Research, Society and Development, [S. l.], v. 10, n. 2, p. e52410212836, 2021. DOI: 10.33448/rsd-v10i2.12836. Disponível em: https://rsdjournal.org/rsd/article/view/12836. Acesso em: 5 dec. 2025.