“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” (2024) The Southeast Asian Journal of Tropical Medicine and Public Health, 55(4), pp. 137–158. Available at: https://journal.seameotropmednetwork.org/index.php/jtropmed/article/view/1033 (Accessed: 6 October 2025).