Islam, M.R., Uddin, M.Z., Rahman, M.S., Tutul, E., Rahman, M.Z., Hassan, M.A., Faiz, M.A., Hossain, M., Hussain, M. and Rashid, M.A. 2010. Ethnobotanical, phytochemical and toxicological studies of Ghagra shak (Xanthium strumarium L.) growing in Bangladesh. Bangladesh Medical Research Council Bulletin. 35, 3 (Feb. 2010), 84–90. DOI:https://doi.org/10.3329/bmrcb.v35i3.3658.