Kaunang, Erling David, Jane G. C. Metusala, and Audrey M. I. Wahani. “Left Ventricular Mass in Male Adolescent Athletes and Non-Athletes”. Paediatrica Indonesiana 54, no. 5 (October 30, 2014): 305–8. Accessed April 19, 2025. https://paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/1014.