Type of delivery and pain response in full-term newborns after vitamin K administration: assessment using the COMFORT Behavior and Neonatal Facial Coding System scales - Ferreira, Esther Angelica Luiz; Valete, Cristina Ortiz Sobrinho; Nassif, Damaris Souza [UNESP]; de Barros, Guilherme Antonio Moreira [UNESP] (Elsevier, 2023)