Thanakwang, Kattika, and Kusol Soonthorndhada. 2007. “Prevalence and Risk Factors for Hypertension: Evidence from Non-communicable Disease Screening Project in Nan Province, Thailand”. Journal of Population and Social Studies [JPSS] 14 (2):111-32. https://so03.tci-thaijo.org/index.php/jpss/article/view/84599.