1. Ministry of Health & Welfare. The statistics of 2008 National Cancer Registration [Internet]. Seoul: Ministry of Health & Welfare [cited 2011 Feb 1]. Available from: http://stat.mw.go.kr/stat/data/cm_data_view.jsp?menu_code = MN03020000&cont_seq = 16544&page = 1&search_key = &search_word =
2. Statistics Korea. The statistics for cause of death in 2009. Daejeon: Statistics Korea.
3. Hankyoreh 21. International investors request explanation from Samsung over occupational hazards allegations [Internet] [cited 2011 Feb 1]. Available from: http://www.hani.co.kr/arti/ISSUE/74/423697.html
4. Samsung Semiconductor. About us [Internet]. Seoul: Samsung Semiconductor [cited 2011 Feb 1]. Available from: http://www.samsung.com/global/business/semiconductor/aboutus/AboutUs.html
5. Wikipedia. Samsung electronics [Internet] [cited 2011 Feb 1]. Available from: http://en.wikipedia.org/wiki/Samsung_Electronics