title: Changes in labour patterns over 50 years.
authors.forename: Jan
authors.initials: J
authors.lastname: Wallis
mesh_terms: D002585:Cesarean Section / Q000639:trends; D036861:Delivery, Obstetric / Q000639:trends*; D005260:Female; D006801:Humans; D007751:Labor, Induced / Q000639:trends; D007743:Labor, Obstetric; D008427:Maternal Health Services / Q000639:trends*; D008880:Midwifery / Q000639:trends*; D009936:Organizational Innovation; D010298:Parity; D011247:Pregnancy; D011785:Quality Assurance, Health Care; D013222:State Medicine / Q000639:trends; D047929:Term Birth; D006113:United Kingdom