title: Time to reinvent the wheel.
authors.affiliation: National Maternity Hospital, Dublin.
authors.forename: P
authors.initials: P
authors.lastname: McParland
authors.forename: H
authors.initials: H
authors.lastname: Johnson
mesh_terms: D036861:Delivery, Obstetric; D004867:Equipment Design; D005260:Female; D006801:Humans; D015588:Observer Variation; D009774:Obstetrics / Q000295:instrumentation*; D011247:Pregnancy; D015203:Reproducibility of Results; D013997:Time Factors