Spontaneous monozygotic quadruplet pregnancy: an obstetric rarity.
Steinman
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Department of Obstetrics and Gynecology, Long Island Jewish Medical Center, New Hyde Park, New York, USA.
D000328:Adult; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D011272:Pregnancy, Multiple; D011783:Quadruplets