Kiran , Dr. Rana Usmani, Dr. Ritisha Bhatt, Dr. Jagdish Rawat, Dr. Tariq Masood, Dr. Abhay Pratap Singh. (2025). To study the serum level of ST-2 in COPD patient in a tertiary care center of India. South Eastern European Journal of Public Health, 2790–2795. https://doi.org/10.70135/seejph.vi.5564