Özgür Y, Aker C. The comparison of the Acute Physiology and Chronic Health Evaluation II, Sequential Organ Failure Assessment and American Society of Anesthesiologists physical status classification scores in the prediction of morbidity and mortality after lung surgery. Curr Thorac Surg. 2021; 6(3): 114-121. http://dx.doi.org/10.26663/cts.2021.0022