Morsy, A.A., Zalat, M. and Elatafy, E.E. 2021. Early versus late repair of diaphragmatic palsy after congenital heart surgery: A comparative study. International journal of health sciences. 5, S1 (Jul. 2021), 1651–1661. DOI:https://doi.org/10.53730/ijhs.v5nS1.15883.