title: Long-term backache after childbirth. Potential confounding by obstetric malposition was not considered.
authors.forename: I F
authors.initials: IF
authors.lastname: Stephens
mesh_terms: D001416:Back Pain / Q000209:etiology*; D005260:Female; D006801:Humans; D007746:Labor Presentation; D011247:Pregnancy; D011644:Puerperal Disorders / Q000209:etiology*