Emerging methods for the characterization of ischemic heart disease: ultrafast Doppler angiography, micro-CT, photon-counting CT, novel MRI and PET techniques, and artificial intelligence. - Willemink MJ; Varga-Szemes A; Schoepf UJ; Codari M; Nieman K; Fleischmann D; Mastrodicasa D (European radiology experimental, 2021)