title: Databases and the statistical usage of (perinatal) results--reply.
authors.forename: R
authors.initials: R
authors.lastname: Nijland
authors.forename: P P
authors.initials: PP
authors.lastname: van den Berg
authors.forename: H W
authors.initials: HW
authors.lastname: Jongsma
mesh_terms: D019992:Databases as Topic; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007231:Infant, Newborn; D011247:Pregnancy; D013223:Statistics as Topic; D014469:Umbilical Arteries / Q000378:metabolism*