1. Department of Electrical and Computer Engineering Center for Mechanical Engineering, Materials, and Processes, Universidade de Coimbra Coimbra Portugal
2. Department of Electrical and Computer Engineering, Universidade de Coimbra Coimbra Portugal
3. Department of Physics Universidade de Beira Interior Covilhã Portugal
4. Association for Innovation and Biomedical Research on Light and Image Coimbra Portugal
5. Instituto de Telecomunicações–Coimbra Coimbra Portugal
6. Coimbra Institute for Biomedical Imaging and Translational Research, Department of Physics Universidade de Coimbra Coimbra Portugal