Tenda, Eric D, and Abraham Yakub. “Endobronchial Valve As Treatment of Emphysema Compared With Standard Medical Care: An Evidence-Based Case Report”. Acta Medica Indonesiana 48, no. 1 (September 19, 2016): 70. Accessed July 8, 2025. https://www.actamedindones.org/index.php/ijim/article/view/142.