title: 40 years hard labour.
authors: Dame Lorna E F
authors: DL
authors: Muirhead
mesh_terms: D016362:Analgesia, Obstetrical / Q000379:methods / Q000639:trends; D036861:Delivery, Obstetric / Q000379:methods* / Q000639:trends; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007743:Labor, Obstetric; D008880:Midwifery / Q000379:methods* / Q000639:trends; D011247:Pregnancy; D006113:United Kingdom