[The ABO system of blood grouping].
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D001788:Blood Grouping and Crossmatching; D001803:Blood Transfusion; D006801:Humans
D000017:ABO Blood-Group System; D001789:Blood Group Antigens
BLOOD GROUPS; BLOOD TRANSFUSION
Blodgruppering enligt ABO-systemet.