Hasballah, K. et al. 2018. Acute Toxicity and Hepatotoxicity Evaluation of Methanol Extract of Root Bark of Calotropis gigantea in Rats. Dhaka University Journal of Pharmaceutical Sciences. 17, 2 (Dec. 2018), 243–250. DOI:https://doi.org/10.3329/dujps.v17i2.39182.