Rahman, Md Mofizur, et al. “Efficacy and Safety Profile of Extended Release Tolterodine in Symptomatic Overactive Bladder”. Chattagram Maa-O-Shishu Hospital Medical College Journal, vol. 17, no. 1, Dec. 2018, pp. 34-37, doi:10.3329/cmoshmcj.v17i1.39440.