Puteri, S. O., Ratnawati, R., & Vikawati, N. E. (2023). Relationship between Age, Exercise Habits, Cigarette Smoke Duration Exposure, and Lung Vital Capacity in Passive Smokers. Majalah Kedokteran Bandung, 55(2), 65–69. https://doi.org/10.15395/mkb.v55n2.2169