[Research on the relation of the course of dyspepsia to ABO blood groups].
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D002648:Child; D004415:Dyspepsia; D006801:Humans; D007223:Infant; D012106:Research
D000017:ABO Blood-Group System; D001789:Blood Group Antigens
BLOOD GROUPS; DYSPEPSIA/in infancy and childhood