1. Diagnostic criteria of primary biliary cirrhosis (2004);Toda;Kanzo,2005
2. Clinical guideline of primary biliary cirrhosis (PBC), 2012;The Intractable Hepatobiliary Disease Study Group supported by the Ministry of Health, Labour and Welfare of Japan;Kanzo,2012
3. Homepage of Japan Intractable Diseases Information Center http://www.nanbyou.or.jp/
4. Homepage of Medical Information Network Distribution Service (Minds), financially supported by Ministry of Health, Labour and Welfare of Japan as a consignment project http://minds.jcqhc.or.jp/n/topics.php