Kwanruen Kawitu. (2014) Prevalence and associated factors with dementia in elderly: lampang province. Mahidol University:ม.ป.ท.Kwanruen Kawitu. 2014. Prevalence and associated factors with dementia in elderly: lampang province. ม.ป.ท.:Mahidol University;Kwanruen Kawitu. Prevalence and associated factors with dementia in elderly: lampang province. ม.ป.ท.:Mahidol University, 2014. Print.