Extending the Hybrid Surgical Guidance Concept With Freehand Fluorescence Tomography. - Matthias N. van Oosterom; Henk G. van der Poel; Fijs W. B. van Leeuwen; Philippa Meershoek; Mick M. Welling; Francisco Pinto; Philipp Matthies; Hervé Simon; Thomas Wendler 001; Nassir Navab; Cornelis J. H. van de Velde (IEEE Trans. Medical Imaging, 2020)