1. Department of Computer Science University of Brasília Brasília Brazil
2. Department of Biomedical Informatics Stony Brook University Stony Brook New York
3. Scientific Data Group Oak Ridge National Laboratory Oak Ridge Tennessee
4. Department of Biomedical Informatics Emory University Atlanta Georgia
5. Department of Computer Science Emory University Atlanta Georgia
6. Department of Mathematics and Statistics Georgia State University Atlanta Georgia
7. Department of Computer Science Federal University of Minas Gerais Belo Horizonte Brazil