Serum folate and vitamin-B12 levels in the elderly.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000748:Anemia, Macrocytic / Q000209:etiology; D000752:Anemia, Pernicious / Q000209:etiology; D000900:Anti-Bacterial Agents; D003864:Depression, Chemical; D004032:Diet; D005260:Female; D005492:Folic Acid / Q000097:blood*; D005494:Folic Acid Deficiency / Q000150:complications; D006707:Homes for the Aged; D006801:Humans; D008297:Male; D008875:Middle Aged; D013449:Sulfonamides; D014805:Vitamin B 12 / Q000097:blood*
D000900:Anti-Bacterial Agents; D013449:Sulfonamides; D005492:Folic Acid; D014805:Vitamin B 12