Masconi, K. L., T. E. Matsha, R. T. Erasmus, and A. P. Kengne. “Recalibration in Validation Studies of Diabetes Risk Prediction Models: A Systematic Review”. International Journal of Statistics in Medical Research, vol. 4, no. 4, Nov. 2015, pp. 347-69, doi:10.6000/1929-6029.2015.04.04.5.