1. Minimally Invasive Surgery
2. 2 STAKES 2005.Care Periods with Surgical Operations in 2004 and Trends of Day-Case Surgery 1997-2004. Statistics. Available from URL: http://www.stakes.info/2/9/2,9,1.aspfiles/pdf./Tilastotiedote2005/Tt26_05.pdf. Accessed 30 January 2006.
3. 5 Ministry of Social Affairs and Health. Memorandum of the National Project on Safeguarding the Future of Health Care Services. Working Group Memorandum 3, Helsinki, 2002 .