KUMAR, A. P. ., D. BHOOPATHI, H. SUNKARA, and S. H. CHALASANI. “AN OVERVIEW OF VARIOUS SCALES USED IN CAUSALITY ASSESSMENT OF ADVERSE DRUG REACTIONS”. International Journal of Pharmacy and Pharmaceutical Sciences, vol. 12, no. 5, May 2020, pp. 1-5, doi:10.22159/ijpps.2020v12i5.37209.