About the Authors

Teresa Sousa

Affiliations Institute for Biomedical Imaging and Life Sciences (CNC.IBILI), Faculty of Medicine, University of Coimbra, Coimbra, Portugal, Institute of Nuclear Sciences Applied to Health (ICNAS), University of Coimbra, Coimbra, Portugal, Institute of Systems and Robotics (ISR-UC), Department of Electrical and Computer Engineering, University of Coimbra, Coimbra, Portugal

Bruno Direito

Affiliation Institute for Biomedical Imaging and Life Sciences (CNC.IBILI), Faculty of Medicine, University of Coimbra, Coimbra, Portugal

João Lima

Affiliation Institute for Biomedical Imaging and Life Sciences (CNC.IBILI), Faculty of Medicine, University of Coimbra, Coimbra, Portugal

Carlos Ferreira

Affiliation Institute of Nuclear Sciences Applied to Health (ICNAS), University of Coimbra, Coimbra, Portugal

Urbano Nunes

Affiliation Institute of Systems and Robotics (ISR-UC), Department of Electrical and Computer Engineering, University of Coimbra, Coimbra, Portugal

Miguel Castelo-Branco

mcbranco@fmed.uc.pt

Affiliations Institute for Biomedical Imaging and Life Sciences (CNC.IBILI), Faculty of Medicine, University of Coimbra, Coimbra, Portugal, Institute of Nuclear Sciences Applied to Health (ICNAS), University of Coimbra, Coimbra, Portugal

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MCB TS BD JL UN. Performed the experiments: TS CF. Analyzed the data: TS MCB. Contributed reagents/materials/analysis tools: TS BD JL. Wrote the paper: TS MCB.