Wadud, Qaiser, et al. “CLINICAL OUTCOMES OF ACUTE EXACERBATION OF COPD IN INFLUENZA ACCORDING TO VACCINATION STATUS IN PATIENTS ABOVE AGE 65 YEARS”. Insights – Journal of Health and Rehabilitation, vol. 3, no. 5, June 2025, pp. 869-74, https://doi.org/10.71000/hmzhp140.