“Comparative Study of CURB-65, Expanded CURB- 65, PSI and SMART-COP Scoring in the Severity Assessment of Community Acquired Pneumonia”. Chest & Heart Journal 44, no. 2 (December 13, 2021): 73–81. Accessed June 25, 2026. https://www.banglajol.info/index.php/CHJ/article/view/56974.