A.Rajani, et al. “EVALUATION OF ANTI-DIARRHOEAL ACTIVITY OF METHANOLIC RHIZOME EXTRACT OF PICRORRHIZA KURROA ROYLE EX. BENTH”. Asian Journal of Pharmaceutical and Clinical Research, vol. 7, no. 1, Jan. 2014, pp. 207-8, https://www.journals.innovareacademics.in/index.php/ajpcr/article/view/766.