Pai, AEV, S Gautam, and M Kundabala. “The Retreatment of a Mandibular Second Premolar With Unusual Canal Anatomy”. Kathmandu University Medical Journal 7, no. 3 (February 18, 2010): 298–300. Accessed July 18, 2024. https://nepjol.info/index.php/KUMJ/article/view/2741.