Monir, M.S. et al. 2016. Effect of cypermethrin on the histoarchitecture of gills and liver of a freshwater catfish, Pangasianodon hypophthalmus. Asian Journal of Medical and Biological Research. 1, 3 (Feb. 2016), 641–647. DOI:https://doi.org/10.3329/ajmbr.v1i3.26488.