title: Birth weight, gestation time and survival in sibs.
authors.forename: M N
authors.initials: MN
authors.lastname: KARN
authors.forename: H
authors.initials: H
authors.lastname: LANG-BROWN
authors.lastname: MacKENZIE
authors.forename: L S
authors.initials: LS
authors.lastname: PENROSE
mesh_terms: D001724:Birth Weight; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D035781:Siblings
keywords: INFANT, NEWBORN