M. Hadi. “THE IMPACT OF COMORBIDITIES ON COVID-19 SEVERITY IN PEDIATRIC PATIENTS: A SYSTEMATIC REVIEW”. Journal of Advanced Research in Medical and Health Science (ISSN 2208-2425), vol. 9, no. 7, July 2023, pp. 19-24, https://doi.org/10.53555/nnmhs.v9i7.1750.