Bosman M, Hoosen E, Degiovanni J. Safety and efficacy of percutaneous closure of perimembranous ventricular septal defects in children: Review of the results at Inkosi Albert Luthuli Central Hospital. SAHJ [Internet]. 2019Apr.23 [cited 2025Oct.8];16(1):14-20. Available from: https://www.journals.ac.za/SAHJ/article/view/3407