Ravi, D.L. 2020. Procyanidin B2 of Cassia fistula a Potent Inhibitor of COVID19 Protease: A Molecular Dynamic Simulation Analysis. Asian Journal of Pharmaceutics (AJP). 14, 2 (Jun. 2020). DOI:https://doi.org/10.22377/ajp.v14i2.3623.