title: In reply to the letter from Dr Cutz.
authors.affiliation: Associate Professor, Children's Mercy Hospitals and Clinics.
authors.forename: Jeffrey D
authors.initials: JD
authors.lastname: Colvin
authors.forename: Vicki
authors.initials: V
authors.lastname: Collie-Akers
authors.forename: Christy
authors.initials: C
authors.lastname: Schunn
authors.forename: Rachel Y
authors.initials: RY
authors.lastname: Moon
mesh_terms: D005260:Female; D006801:Humans; D007226:Infant Mortality; D008297:Male; D011187:Posture; D012890:Sleep