Grain-fed pigeons revisited: a pioneer test for vitamin B12.
D000752:Anemia, Pernicious / Q000188:drug therapy; D000818:Animals; D001681:Biological Assay / Q000266:history*; D002645:Chickens; D010856:Columbidae / Q000378:metabolism*; D002523:Edible Grain; D004739:England; D004920:Erythropoiesis; D005492:Folic Acid / Q000378:metabolism; D049673:History, 20th Century; D006801:Humans; D008099:Liver; D009751:Nutritional Requirements; D012156:Reticulocytes; D014020:Tissue Extracts; D014481:United States; D014805:Vitamin B 12 / Q000032:analysis / Q000266:history* / Q000627:therapeutic use
D014020:Tissue Extracts; D005492:Folic Acid; D014805:Vitamin B 12