Procedure whereby plasma is separated and extracted from anticoagulated whole blood and the red cells retransfused to the donor. Plasmapheresis is also employed for therapeutic use.
Rosetta stone
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A stone found at Rosetta, in Egypt, bearing a trilingualinscription, by aid of which, with other inscriptions, a key wasobtained to the hieroglyphics of ancient Egypt. Brande
Rosetta stone meaning & definition 1 of Rosetta stone.
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