Dr. Radhika Kubavat, Dr. Kiran Vachhani, Dr. Kamal Bagda, Dr. Kailash Attur, and Dr. Dhruvin Desai, “Retreatment Of Endodontically Failed Tooth With Open Apex Using A Matrix Concept - Case Reports: Retreatment Of Endodontically Failed Tooth With Open Apex Using A Matrix Concept - Case Reports”, Natl J Integr Res Med, vol. 11, no. 4, pp. 88–93, Sep. 2020.