Neural crest cell migration to placenta.
D002828:Choristoma / Q000196:embryology*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D009432:Neural Crest / Q000166:cytology*; D009508:Nevus, Pigmented / Q000151:congenital*; D010920:Placenta / Q000473:pathology*