A. Adhitya, D. Tedjasukmana, E. Ginanjar, and D. Friska, “Safety of Six Minute Walking Test in Hospitalized Post-percutaneous Coronary Intervention Patients: Analysis of Vital Signs, Borg Scale, and Angina Scale Responses”, Acta Med Indones, vol. 57, no. 1, p. 3, Apr. 2025.