MK, KAYALVIZHI. 2020. “EFFECT OF DROTAVERINE, A PHOSPHODIESTERASE 4 INHIBITOR IN SCOPOLAMINE-INDUCED COGNITIVE IMPAIRMENT IN RATS”. Asian Journal of Pharmaceutical and Clinical Research 13 (12):99-102. https://doi.org/10.22159/ajpcr.2020.v13i12.39589.