title: The distribution, age effects and disease associations of HLA antigens and other blood group markers in a random sample of an elderly population.
mesh_terms: D000017:ABO Blood-Group System; D000367:Age Factors; D000368:Aged; D005260:Female; D006680:HLA Antigens; D006801:Humans; D008297:Male; D011897:Random Allocation; D012204:Rh-Hr Blood-Group System; D012494:Sampling Studies; D012737:Sex Factors; D006113:United Kingdom
chemical_list: D000017:ABO Blood-Group System; D006680:HLA Antigens; D012204:Rh-Hr Blood-Group System