Alam, H. S. K., M. R. Ahsan, M. A. Hoque, A. M. H. A. Mamun, and S. S. Ahmed. “Diagnosis Pattern and Outcome of Adolescents Admitted With Recurrent Abdominal Pain in a Tertiary Care Hospital”. Bangladesh Journal of Child Health, vol. 41, no. 1, Aug. 2017, pp. 4-8, doi:10.3329/bjch.v41i1.33628.