title: [Apropos of a heteropagus: pygomelus].
mesh_terms: D005260:Female; D006801:Humans; D007231:Infant, Newborn; D014428:Twins, Conjoined / Q000196:embryology / Q000473:pathology / Q000601:surgery
vernacular_title: A propósito de un heterópago: pygomelus.