Scientific Evaluation of Dhuma Yoga (An Ayurvedic Fumigation Medicine) as Preventive and Curative on Symptoms of Covid-19 Disease. International Journal of Ayurveda and Pharma Research, [S. l.], v. 9, n. 6, p. 49–61, 2021. DOI: 10.47070/ijapr.v9i6.1969. Disponível em: https://www.ijapr.in/index.php/ijapr/article/view/1969. Acesso em: 28 dec. 2025.