About the Authors

Rogerio Meneghini

rogerio.meneghini@bireme.org

Affiliations BIREME-PAHO–WHO, Latin-American and Caribbean Center on Health Sciences Information, São Paulo, Brazil, DIS-Departamento de Informática Médica, Universidade Federal de São Paulo, São Paulo, Brazil

Abel L. Packer

Affiliations BIREME-PAHO–WHO, Latin-American and Caribbean Center on Health Sciences Information, São Paulo, Brazil, DIS-Departamento de Informática Médica, Universidade Federal de São Paulo, São Paulo, Brazil

Lilian Nassi-Calò

Affiliation BIREME-PAHO–WHO, Latin-American and Caribbean Center on Health Sciences Information, São Paulo, Brazil

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RM ALP. Performed the experiments: RM. Analyzed the data: RM ALP LNC. Wrote the paper: RM ALP LNC.