Acknowlegedments

Leonardo P. Tizzei is supported by CAPES - Brazil. Cecília M.F. Rubira is partially supported by Fapesp - Brazil and CNPQ - Brazil. We also thank the Healthwatcher developers: Phil Greenwood, Thiago Bartolomei, Eduardo Magno, Uirá Kulesza, Sérgio Soares, Nelio Cacho, Marcos Dósea, Americo Sampaio, Isabel Brito, Ricardo Ramos, and Lyrene Fernandes .



Leonardo Tizzei 2013-02-18