Chowdhury, M.M.H., Islam, M.W., Alam, M.S., Chowdhury, A.R., Miah, M.L.R., Hasan, S.M.K. and Khan, M.S.I. 2020. Role of Flexible Cystoscopy and Ultrasound Together in the Detection of Recurrent Superficial Bladder Tumors; A Comparison With Rigid Cystoscopy. Bangladesh Journal of Urology. 22, 1 (Nov. 2020), 41–46. DOI:https://doi.org/10.3329/bju.v22i1.50075.