1 Ergebnis.

The blood of each person seemed to carry in it the secrets of individuality. If each person''s blood were as individual as this, transfusion would indeed be complex and would deserve to rank as the most refined branch of medicine. However, this early view of the subtlety of transfusion was eclipsed at the beginning of the century by the discovery that the blood of all human beings could be divided into four groups. It seemed that, provided blo...