“COMPARISON OF DIFFERENCES  IN CLINICAL MANIFESTATIONS, LABORATORY  FINDINGS AND OUTCOMES BETWEEN  PEDIATRIC COVID-19 PATIENTS HOSPITALIZED  DURING THE DELTA AND OMICRON PERIODS  AT NARESUAN UNIVERSITY HOSPITAL, THAILAND”, SEATROPH, vol. 55, no. 4, pp. 137–158, Aug. 2024, Accessed: Oct. 06, 2025. [Online]. Available: https://journal.seameotropmednetwork.org/index.php/jtropmed/article/view/1033