The value of prenatal bed-rest in multiple pregnany.
D001510:Bed Rest; D005260:Female; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D011247:Pregnancy; D011272:Pregnancy, Multiple; D011295:Prenatal Care
INFANT MORTALITY; INFANT, PREMATURE; PREGNANCY, MULTIPLE; PRENATAL CARE