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Search results with tag "The rh blood group system"
THE Rh BLOOD GROUP SYSTEM
downloads.lww.comRh positive and Rh negative refer to the presence or absence of D antigen. Caucasians of European ex-traction have the highest incidence of the Rh-nega-tive phenotype (15% to 17%), and Rh-negative type is much less common in Africa (5%) and Australia and is considered a rare blood type not routinely tested for in some parts of Asia ( 1%). Other ...