Shah, J., P. Joshi, S. V. Sood, D. Rana, and S. D. Malhotra. “Drug Utilization Pattern and Analysis of Quality of Life in Indian Patients of Parkinson’s Disease”. International Journal of Basic & Clinical Pharmacology, vol. 8, no. 9, Aug. 2019, pp. 2092-01, doi:10.18203/2319-2003.ijbcp20194121.