Congenital postural deformities.
D000009:Abdominal Muscles / Q000502:physiology; D000653:Amniotic Fluid; D001724:Birth Weight; D000013:Congenital Abnormalities / Q000209:etiology*; D004200:Diseases in Twins; D004548:Elasticity; D005260:Female; D005865:Gestational Age; D006618:Hip Dislocation, Congenital / Q000209:etiology; D006801:Humans; D007746:Labor Presentation; D007866:Leg / Q000502:physiology; D008954:Models, Biological; D011187:Posture; D011247:Pregnancy; D011312:Pressure