How Can I Change My Blood From Group A(-ve) To Group A (+ve)?

  1. ngureco profile image84
    ngurecoposted 8 years ago

    How Can I Change My Blood From Group A(-ve) To Group A (+ve)?

  2. profile image0
    johnf27posted 8 years ago

    You got to be kidding. Humans are not batteries to change from positive to negative

 
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