During my 40'ish years, we have had 3 discrepancies, all were reportedly group B, but typed as an A subgroup B.
Interestingly, we had one recently. The Vision called the anti-A reaction negative, but 3 techs called it weakly positive.
We have placed cookies on your device to help make this website better. You can adjust your cookie settings, otherwise we'll assume you're okay to continue.