関連ワード:
which blood group is referred to as universal donor which blood type is referred to as universal donor which blood group is referred to as universal recipient which blood type is referred to as universal recipient which blood group is known as universal donor which blood group is known as universal donor o positive or o negative which blood group is called universal donor o+ or o which blood type is known as universal donor which blood type is sometimes referred to as the universal donor which blood group is also known as universal donor
