Liu, H., J. Li, M. Chen, T. Yang, Z. Ruan, J. Su, and Y. Xing. “A Meta-Analysis of Randomized and Observational Studies: Aspirin Protects from Cardiac Surgery-Associated Acute Kidney Injury”. The Heart Surgery Forum, vol. 22, no. 4, July 2019, pp. E301-E307, doi:10.1532/hsf.2419.