Abdulkareem Hussain Alwan, Faraedon M. Zardawi, Sarhang S. Gul, and Afnan Abdulkareem Hussain, “Determining the Prevalence and Distribution of Gingival Pyogenic Granuloma in Sulaimani Population, Kurdistan Region, Iraq”, HMMS-V10, pp. 79–88, Jul. 2021.