Erdogan, M., F. G. Cihan, R. Kutlu, and M. A. Eryilmaz. “Awareness of Cervical Cancer, Human Papilloma Virus (HPV) and HPV Vaccination Among Women in a Cancer Screening, Early Diagnosis and Education Center”. Annals of Medical Research, vol. 28, no. 9, Sept. 2021, pp. 1735-41, http://www.annalsmedres.org/index.php/aomr/article/view/3917.