No abstract available
Grants and funding
Funding: This work was funded by the Sixth Framework Program of the European Union, Project CONTENT (INCO-CT-2006-032136), the European Union Project INCA (LSHC-CT-2OO5-018704) and the Special Trustees St. James’s University Hospital. Funds were also provided by Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq), Brazil.