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Key Points Improvement in neonatal management over the past decades has led to an increase in survival rates among extreme preterm neonates and a simultaneous decrease in the limits of viability. Despite improvement in perinatal survival, the rates of short-…
Historical Aspects Whereas many serious complications of pregnancy were well known in antiquity, maternofetal blood group incompatibility was recognized more recently. Against the high perinatal mortality prevailing until the mid-twentieth century, deaths from hemolytic disease were of little statistical significance,…