関連ワード:  the most common blood type in the world    the most common blood group in the world    the most popular blood type in the world    the least common blood type in the world    second most common blood type in the world    the most common blood type around the world    most common ashkenazi blood type in the world    the following is the most common blood group in the world    most common blood type across the world    most to least common blood types in the world  
結果 : the most common blood type in the world