Blood grouping and Rh typing for rural areas.
B
B
CHOWN
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D001788:Blood Grouping and Crossmatching; D006801:Humans; D012204:Rh-Hr Blood-Group System
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D012204:Rh-Hr Blood-Group System