ABO BLOOD GROUPS IN RELATION TO DUODENAL ULCERATION AMONG THE YORUBAS OF WESTERN NIGERIA.
This paper shows that in Nigeria as in England there is an excess of blood group O in patients with duodenal ulcer.
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D004381:Duodenal Ulcer; D004739:England; D006801:Humans; D009549:Nigeria; D013223:Statistics as Topic
D000017:ABO Blood-Group System; D001789:Blood Group Antigens
ABO FACTORS; BLOOD GROUPS; DUODENAL ULCER; NIGERIA; STATISTICS