Medicine: Change of Blood

It's one thing to change the oil in a car; it's another to change the blood in a human being. But from England last week came news that the trick had been done — a baby had had a series of transfusions as total as draining a crankcase.

Attending an expectant mother in Solihull, near Birmingham, the doctors had good reason to believe that, like 85% of humanity, their patient's baby would have blood containing the mysterious factor Rh in positive form (TIME, Nov. 27). Such infants, cradled in the womb of a mother whose Rh factor is negative, occasionally develop a...

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