Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Lokaewmanee Kanda and Yamauchi Koh-en and Komori Tsutomu and Saito Keiko,Enhancement of Yolk Color in Raw and Boiled Egg Yolk with Lutein from Marigold Flower Meal and Marigold Flower Extract,The Journal of Poultry Science,13467395,Japan Poultry Science Association,2011,48,1,25-32,https://cir.nii.ac.jp/crid/1390001205207503616,https://doi.org/10.2141/jpsa.010059