Nair Sandeep Damodharan, Vijayagopal Sunil Kumar, Przuntek Horst, Webering Nadine, and Hegelmaier Tobias. “A COMPLEMENTARY APPROACH ON OLFACTORY DYSFUNCTION IN PARKINSONS DISEASE- RETROSPECTIVE OBSERVATIONAL STUDY”. International Journal of Ayurveda and Pharma Research, Vol. 8, no. Supply1, Oct. 2020, pp. 25-32, doi:10.47070/ijapr.v8iSupply1.1644.