Which is the rarest blood type?
Published in Daily Trivia
Type O is the most common blood type in the world. Type AB is the rarest. There is also a subtype called A-H, but to date, only three people in the world are known to have it.
Published in Daily Trivia
Type O is the most common blood type in the world. Type AB is the rarest. There is also a subtype called A-H, but to date, only three people in the world are known to have it.
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