Vangjeli, Aldo, Erda Qorri, and Nasira Kopliku. “Oronasal Fistula Associated With Narcotic Substance Abuse: A Case Report”. Annali di stomatologia 16, no. 4 (October 29, 2025): 394–397. Accessed October 30, 2025. https://www.annalidistomatologia.eu/ads/article/view/457.