Labnongsang, W., and K. Yamarat. “Factors Affecting Breast Self-Examination Among Women in Roi Et Municipality, Roi Et Province, Thailand”. Journal of Health Research, vol. 24, no. Suppl. 2, Nov. 2018, pp. 37-40, https://he01.tci-thaijo.org/index.php/jhealthres/article/view/157132.