Akbar, A.; Ilyas, S.; Shah, S. A. A.; Ashraf, S.; Shah, D.; Ehsan Khan. Clinical, Echocardiographic, and Surgical Correlates of Ventricular Septal Defect Size in a Pediatric Population from Pakistan: A Retrospective Cohort Study. Pak. j. Cardio vas. int. (print/Online) 2026.