@book{ BA7590674X, author = "Smith, E. Lester (Ernest Lester)", title = "Vitamin B12", publisher = "Methuen,Wiley", year = "1965", edition = "3d ed., rev. and reset", series = "Methuen's Monographs on biochemical subjects series", number = "", URL = "https://ci.nii.ac.jp/ncid/BA7590674X" }