Ali Zolfi Gol1, Mohammad Radvar, Amir Nasimfar, Mahdieh Namdar. 2025. “A Study on the Prevalence of Cardiac Complications in Children Hospitalized With COVID-19 at Motahari Hospital, Urmia, Between 2019 and 2021”. Pegem Journal of Education and Instruction 15 (2):309-21. https://www.pegegog.net/index.php/pegegog/article/view/4287.