Rh factor: The (+)/(-) designation indicates the presence or absence of rhesus factor, a common major blood antigen. There are about four dozen smaller / 'potential' antigens. For more information, see: https://en.Wikipedia.Org/wiki/rh_blood_group_system.
Answered 5/11/2018
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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