Khanal, L.N., Sharma, K.R., Pokharel, Y.R. and Kalauni, S.K. 2022. Characterization of Essential Oil, Estimation of Phenolic and Flavonoid Content and Biological Activities of Ephedra pachyclada BOISS. Journal of Institute of Science and Technology. 27, 1 (Jul. 2022), 27–35. DOI:https://doi.org/10.3126/jist.v27i1.40590.