Letter: Development of the IT antigen.
D000328:Adult; D001769:Blood; D003298:Coombs Test; D005260:Female; D005333:Fetus; D006801:Humans; D007231:Infant, Newborn; D007519:Isoantigens; D011247:Pregnancy; D014470:Umbilical Cord
D007519:Isoantigens