ZISOVSKA, Elizabeta. Facial Expression and Physiological Changes in Newborns Following Procedural Pain. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 27, n. 2, p. 219–228, 2016. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/5732. Acesso em: 15 sep. 2025.