Hamat, N.A., Mohammad Sofi, A.I., Salahuddin, Z. and Mohamad, I. 2019. Retropharyngeal foreign body in a Down Syndrome girl. Bangladesh Journal of Medical Science. 18, 3 (May 2019), 641–645. DOI:https://doi.org/10.3329/bjms.v18i3.41641.