Xie, M. , Chen, Y.T., Zhang, H., Zhang, H.T. , Pan, K. , Chen, X.F. and Xie, X.L. 2022. Diagnostic Value of Procalcitonin and Interleukin-6 on Early Postoperative Pneumonia after Adult Cardiac Surgery: A Prospective Observational Study: A Prospective Observational Study. The Heart Surgery Forum. 25, 1 (Jan. 2022), E020-E029. DOI:https://doi.org/10.1532/hsf.4297.