Ichida K, Amaya Y, Noda K, Minoshima S, Hosoya T, Sakai O, Shimizu N, Nishino T (November 1993). “Cloning of the cDNA encoding human xanthine dehydrogenase (oxidase): structural analysis of the protein and chromosomal location of the gene”. Gene133 (2): 279-84. doi:10.1016/0378-1119(93)90652-J. PMID8224915.
Ichida K, Amaya Y, Noda K, Minoshima S, Hosoya T, Sakai O, Shimizu N, Nishino T (November 1993). “Cloning of the cDNA encoding human xanthine dehydrogenase (oxidase): structural analysis of the protein and chromosomal location of the gene”. Gene133 (2): 279-84. doi:10.1016/0378-1119(93)90652-J. PMID8224915.