Francis, Issam M., Bushra Al-Ayadhy, Shafiqa Al-Awadhi, Kusum Kapila, and Fahd Al-Mulla. 2013. “Prevalence and Correlation of Human Papilloma Virus and Its Types With Prognostic Markers in Patients With Invasive Ductal Carcinoma of the Breast in Kuwait”. Sultan Qaboos University Medical Journal 13 (4):527-33. https://journals.squ.edu.om/index.php/squmj/article/view/1860.