Petretta, M., Acampa, W., Zampella, E., Assante, R., Petretta, M. P., Cuocolo, R., Fabiani, I., Luca Della Ratta, G., Perrone-Filardi, P. and Cuocolo, A. (2015) “Imaging techniques for assessment of coronary flow reserve”, Monaldi Archives for Chest Disease, 76(4). doi: 10.4081/monaldi.2011.176.