The pathogens described are:
Pathogenic bacteria:
Enterovirulent Escherichia coli group (EEC Group)
Parasitic protozoa and worms
Viruses
Natural toxins
Other pathogenic agents
External links:
... extensive low-lying Amazon Rainforest in the north, and a more open terrain of hills and (low) mountains to the south, home to most of Brazil's population and its ...