Teera Sirisamutr. (2008) Prevalence and risk factors of unintentional home injury in preschool children, Roi Et Province. Mahidol University,:ม.ป.ท.Teera Sirisamutr. 2008. Prevalence and risk factors of unintentional home injury in preschool children, Roi Et Province. ม.ป.ท.:Mahidol University,;Teera Sirisamutr. Prevalence and risk factors of unintentional home injury in preschool children, Roi Et Province. ม.ป.ท.:Mahidol University, 2008. Print.