Collier, W., Inker, L. A., Haaland, B., Appel, G. B., Badve, S. V., Caravaca-Fontán, F., Chalmers, J., Floege, J., Goicoechea, M., Imai, E., Jafar, T. H., Lewis, J. B., Li, P. K. T., Locatelli, F., Maes, B. D., Neuen, B. L., Perrone, R. D., Remuzzi, G., … Schena, F. P. (2023). Evaluation of Variation in the Performance of GFR Slope as a Surrogate End Point for Kidney Failure in Clinical Trials that Differ by Severity of CKD. Clinical Journal of the American Society of Nephrology, 18(2), 183–192. https://doi.org/10.2215/cjn.0000000000000050