About the Authors

Flávio Ceci

Affiliation Department of Knowledge Engineering and Management, Federal University of Santa Catarina, Santa Catarina, Brazil

Ricardo Pietrobon

rpietro@duke.edu

Affiliations Associate Professor and Vice Chair, Department of Surgery, Duke University Medical Center, Durham, North Carolina, United States of America, Director of Research on Research Group, Duke University, Durham, North Carolina, United States of America

Alexandre Leopoldo Gonçalves

Affiliation Department of Knowledge Engineering and Management, Federal University of Santa Catarina, Santa Catarina, Brazil

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RP. Performed the experiments: FC ALG. Analyzed the data: FC ALG. Contributed reagents/materials/analysis tools: FC ALG. Wrote the paper: RP.