Pinzon, Rizaldy Taslim, Nunki Puspita Utomo, and Gabriel Pramono Btara Yudhitia. 2022. “HEADACHE MANIFESTATION OF COVID-19: A CASE SERIES AND NARRATIVE REVIEW”. MNJ (Malang Neurology Journal) 9 (1):40-43. https://doi.org/10.21776/ub.mnj.2023.009.01.8.