title: Letter: Plasma absorption of vitamin B12 in food.
mesh_terms: D000752:Anemia, Pernicious / Q000097:blood / Q000378:metabolism; D000818:Animals; D002645:Chickens; D003037:Cobalt Radioisotopes; D004530:Egg Yolk; D005260:Female; D005502:Food; D006801:Humans; D013997:Time Factors; D014805:Vitamin B 12 / Q000097:blood* / Q000378:metabolism
chemical_list: D003037:Cobalt Radioisotopes; D014805:Vitamin B 12