Kumtubtim, Pichaya, Pratuma Rithpho, and Wongduan Suwannakeeree. “Factors Affected to Breast Self-Examination Behavior Among Women Used Contraceptive Pills in Chainat Province”. NU Journal of Nursing and Health Sciences 12, no. 1 (December 21, 2018): 106–116. Accessed April 20, 2024. https://he01.tci-thaijo.org/index.php/NurseNu/article/view/161571.