Arfailasufandi, Roiela, Ambar Mudigdo, and Aris Sudiyanto. 2019. “The Effect of Obesity, Oral Contraceptive and Passive Smoking on the Risk of Cervical Cancer”. Journal of Epidemiology and Public Health 4 (3):189-97. https://jepublichealth.com/index.php/jepublichealth/article/view/141.