Jabeen, S., & Khurshiduzzaman, .-. (2016). Postobturation Pain in Asymptomatic Non Vital Single Rooted Maxillary Teeth Following Single and Two Visit Root Canal Treatment. Chattagram Maa-O-Shishu Hospital Medical College Journal, 15(1), 45–48. https://doi.org/10.3329/cmoshmcj.v15i1.28762