S. Rahman, S. L. Mili, M. R. Islam, N. F. Shanta, M. Musharraf, and S. S. Morshed, “Comparison of COVID-19 antibody levels in school - aged children and healthy adults: evidence from a tertiary care hospital of Bangladesh”, Int J Contemp Pediatr, vol. 12, no. 8, pp. 1283–1288, Jul. 2025.