Ghosh, U. K. ., A. . Sultana, S. A. . Ferdoucy, M. D. . Hossain, and M. S. . Hasan. “Recurrent Choking in a 40 Days Old Infant: A Diagnostic Challenge”. Bangladesh Journal of Child Health, vol. 45, no. 1, Sept. 2021, pp. 51-54, doi:10.3329/bjch.v45i1.55476.