Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) TENG Fei and BITO Tomohiro and TAKENAKA Shigeo and YABUTA Yukinori and WATANABE Fumio,Yolk of the Century Egg (Pidan) Contains a Readily Digestible Form of Free Vitamin B12,Journal of Nutritional Science and Vitaminology,03014800,Center for Academic Publications Japan,2016,62,5,366-371,https://cir.nii.ac.jp/crid/1390001206326525568,https://doi.org/10.3177/jnsv.62.366