Suwan, N., Y. Phianmongkhol, J. Srisomboon, and C. Kietpeerakool. “Knowledge, Attitudes and Intentions of Women towards Cervical Carcinoma, Human Papillomavirus and Human Papillomavirus Vaccine”. Journal of Health Science of Thailand, vol. 22, no. 2, Dec. 2017, pp. 335-4, https://thaidj.org/index.php/JHS/article/view/846.