Standardization of Naga Bhasma prepared by two different Bhavana Dravya Journal title: The Journal of Phytopharmacology Authors: Ashish Verma, Prashant Bedarakar, Galib, B.J.Patgiri, P.K.Prajapati Subject(s): Biological Sciences, Agricultural Science, Biomedicine, Pharmacy, Pharmacognosy