Verma, Renuka, Kamleshun Ramphul, Nomesh Kumar, and Petras Lohana. “Investigating the Impact of Search Results for Fever, Headache, Cough, Diarrhea, and Nausea on the Incidence of COVID-19 in India Using Google Trends”. Acta Biomedica Atenei Parmensis 92, no. 2 (May 12, 2021): e2021242. Accessed August 17, 2024. https://mattioli1885journals.com/index.php/actabiomedica/article/view/11754.