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