Sciangula, A., P. E. Puddu, M. Schiariti, M. C. Acconcia, B. Missiroli, U. Papalia, C. Gaudio, G. Martinelli, and M. Cassese. “Comparative Application of Multivariate Models Developed in Italy and Europe to Predict Early (28 Days) and Late (1 Year) Postoperative Death After On- or Off-Pump Coronary Artery Bypass Grafting”. The Heart Surgery Forum, vol. 10, no. 4, June 2007, pp. E258-E266, doi:10.1532/HSF98.20071021.