title: The normal crying curve: what do we really know?
authors.affiliation: Montreal Children's Hospital, Quebec.
authors.forename: R G
authors.initials: RG
authors.lastname: Barr
mesh_terms: D003448:Crying; D006234:Handling, Psychological; D006801:Humans; D007223:Infant; D007224:Infant Care; D007231:Infant, Newborn; D002666:Psychology, Child