Rh disease occurs during pregnancy when there is an incompatibility between the blood types of the mother and baby.
If a person has the genes + -, the Rh factor will be positive.
Problems with the Rh factor occur only when the mother's Rh factor ...
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If a person has the genes + -, the Rh factor will be positive.
Problems with the Rh factor occur only when the mother's Rh factor ...
More Information