1. Japanese Meidical Specialty Board: Nihon-senmoni-kikou no kihonteki na houshin ni tsuite (New policy of the Japanese Medical Specialty Board) 2016 http://www.japan-senmon-i.jp/news/doc/kinkyu20160809.pdf
2. Panel on the future of medical specialties, Ministry of Health, Labour and Welfare: Senmoni no arikata ni kansuru kentoukai houkokusyo 2015 http://www.mhlw.go.jp/stf/shingi/2r985200000300ju-att/2r985200000300lb.pdf
3. Family medicine in Japan;Hutt;Br J Gen Pract,2009
4. The ikyoku system of university orthopedic surgery departments: an in-hospital organizational system unique to Japan-its significance for advancement of basic medical science related to orthopedic surgery;Otsuka;J Orthop Sci.,2012
5. Retention of physicians in rural Japan: concerted efforts of the government, prefectures, municipalities and medical schools;Matsumoto;Rural Remote Health,2010