title: Blood group A sub-groups and serum cholesterol.
mesh_terms: D000328:Adult; D000367:Age Factors; D001789:Blood Group Antigens; D002648:Child; D002784:Cholesterol / Q000097:blood*; D005260:Female; D006801:Humans; D007983:Lewis Blood Group Antigens; D008297:Male; D008875:Middle Aged; D012737:Sex Factors
chemical_list: D001789:Blood Group Antigens; D007983:Lewis Blood Group Antigens; D002784:Cholesterol