Thawalwong Ratanasiri2011-02-242011-02-242010-03-062010-03-06Srinagarind Medical Journal (SMJ); Vo. 19 No. 4 October-December 2004; 261-266http://imsear.searo.who.int/handle/123456789/133333abstract in pdf fileen-USAcademic Affairs, Faculty of Medicine, Khon Kaen University, KhonKaen, ThailandCounseling for Promotion and Prevention of Down SyndromeReview Articles