Sarker, S.D. et al. 2020. Twenty Years, Twenty Publications and could have been More: Revisiting Research Collaboration with Professor Bidyut Kanti Datta. Dhaka University Journal of Pharmaceutical Sciences. 19, 2 (Dec. 2020), 97–103. DOI:https://doi.org/10.3329/dujps.v19i2.50623.