Salomão, Vitória Rodrigues, Anna Júlia Romão Baccarin, and Thaís Yayoi Okido. “Most Prevalent Symptoms Associated With Headache in COVID-19 Patients in the Acute Phase: A Systematic Review”. Headache Medicine 12, no. 2 (October 17, 2021): 105–109. Accessed April 3, 2025. https://headachemedicine.com.br/index.php/hm/article/view/456.