combinations O blood types as a math/science problem) My son was O- and jaudiced- the docotr took me through the algebraic equation that produced the O-
once in every 4 combination of O+ + O+ parents one can get the O-
Ohh I have to remind him that if he and his wife have another baby she will need an injection of bellrubin so the baby will not be rejected by her O+ blood type
But I like the Atlantean better- I'll e-mail him this?
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