The pathogens described are:
Pathogenic bacteria:
Enterovirulent Escherichia coli group (EEC Group)
Parasitic protozoa and worms
Viruses
Natural toxins
Other pathogenic agents
External links:
... 1889 and a republican based federation was adopted. Brazil received an influx of over 5 million immigrants in the late 19th, early 20th centuries, a period that also saw ...