Shivaswamy, K., Chikkanna, S., Singh, J. and Gubbari, K.T.N. 2020. Study of pulmonary function tests in multitransfused children with beta thalassemia major: an observational study. International Journal of Contemporary Pediatrics. 7, 12 (Nov. 2020), 2307–2311. DOI:https://doi.org/10.18203/2349-3291.ijcp20205089.