1. WHO Fact Sheet No. 311.
2. Obezite çağın hastalığı;Çıtak Akbulut;TUBITAK Bilim ve Teknik Dergisi Mart,2007
3. World Health Organization. WHO global database on body mass index.
4. Effects of bariatric surgery on mortality in Swedish obese subjects;Sjöström;N Engl J Med,2007
5. Surgery for obesity;Colquit;Cochrane Database Syst Rev,2009