@article{articleef84417b,
title   = {Pain in the neonate: an analysis of facial movements and crying in response to nociceptive stimuli},
author = {Delevati, Nadia Maria and Bergamasco, Niélsy Helena Puglia},
year = {1999},
doi = {10.1016/s0163-6383(99)80011-3},
journal   = {Infant Behavior & Development}
}