Preterm labour and congenital malformations of the uterus.
D000013:Congenital Abnormalities / Q000175:diagnosis; D005260:Female; D006801:Humans; D007752:Obstetric Labor, Premature / Q000209:etiology*; D011247:Pregnancy; D014463:Ultrasonography; D014599:Uterus / Q000002:abnormalities*