Hybrid Small Animal Imaging System Combining Magnetic Resonance Imaging With Fluorescence Tomography Using Single Photon Avalanche Diode Detectors. - Florian Stuker; Christof Baltes; Katerina Dikaiou; Divya Vats; Lucio Carrara; Edoardo Charbon; Jorge Ripoll; Markus Rudin (IEEE Trans. Medical Imaging, 2011)