Severe Headache, Seizures and Supraventricular Tachycardia in a 33-year-old Filipino Male with Confirmed COVID-19: A Case Report. Acta Med Philipp [Internet]. 2023 Aug. 29 [cited 2025 May 11];57(8). Available from: https://actamedicaphilippina.upm.edu.ph/index.php/acta/article/view/5578