Chawla, S., & Bansal, Y. K. (2014). Qualitative and quantitative estimation of β-sitosterol from in vitro regenerated stem bark and callus of Helicteres isora L. Asian Journal of Pharmaceutical and Clinical Research, 7(3), 178-180. Retrieved from https://innovareacademics.in/journals/index.php/ajpcr/article/view/1305