Phouvong Vongxay. (1995) Factors associated with incidence of acute diarrhoeal disease in children under five years of age in Khon Kaen province, Thailand. Mahidol University,:ม.ป.ท.Phouvong Vongxay. 1995. Factors associated with incidence of acute diarrhoeal disease in children under five years of age in Khon Kaen province, Thailand. ม.ป.ท.:Mahidol University,;Phouvong Vongxay. Factors associated with incidence of acute diarrhoeal disease in children under five years of age in Khon Kaen province, Thailand. ม.ป.ท.:Mahidol University, 1995. Print.