JARDIM, J.; ROCHA, R.; SILVA, G.; GUIMARÃES, H. Peripheral perfusion index-reference range in healthy Portuguese term newborns. Journal of Pediatric and Neonatal Individualized Medicine (JPNIM), Quartu Sant’Elena (CA, Italy), v. 3, n. 1, p. e030109, 2014. DOI: 10.7363/030109. Disponível em: https://jpnim.com/index.php/jpnim/article/view/030109. Acesso em: 30 jun. 2022.