Giang, Nguyen Truong, Trung Nguyen Ngoc, Nguyen Van Nam, Nguyen Viet Nhung, Ta Ba Thang, Dong Khac Hung, Nguyen Duy Bac, Chu Dinh Toi, and Pham Ngoc Hung. 2019. “Lung Volume Reduction Surgery in Patients With Heterogenous Emphysema: Selecting Perspective”. Open Access Macedonian Journal of Medical Sciences 7 (24):4389-92. https://doi.org/10.3889/oamjms.2019.841.