Hoirun Nisa, N. et al. 2023. Histopathological changes of the liver induced by sodium nitrite (NaNO2) And Extract Of Sweet Flag Rhizome (Acorus calamus L.) Of Rat (Rattus norvegicus L). LenteraBio : Berkala Ilmiah Biologi . 12, 2 (May 2023), 196–203. DOI:https://doi.org/10.26740/lenterabio.v12n2.p196-203.