[Fetal collision during labor].
D001238:Asphyxia Neonatorum / Q000209:etiology; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007746:Labor Presentation; D007744:Obstetric Labor Complications; D011247:Pregnancy; D014427:Twins
O kolizij płodów w czasie porodu bliźniczego.