Suprapta A, Listyoko A, Djajalaksana S. CPET: Overview and the Use in Cardiac Failure Patients. J. Klin. Ris. Kes. [Internet]. 2022 Feb. 4 [cited 2025 Dec. 21];1(2):101-15. Available from: https://jk-risk.org/index.php/jk-risk/article/view/16