About the Authors
- Ulisses M Braga-Neto
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Contributed equally to this work with: Ulisses M Braga-Neto, Ernesto T. A Marques Jr
*To whom correspondence should be addressed. E-mail: ub@ieee.org
- Ernesto T. A Marques Jr
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Contributed equally to this work with: Ulisses M Braga-Neto, Ernesto T. A Marques Jr
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
UMBN and ETAM wrote the paper.