Primarily human pathogenic bacteria is/are
S. typhi & S. paratyphi A, B and C : Man is the only natural host. Transmission ingestion of food/ water contaminated by the feces of either a carrier or a case of enteric fever. Animal commensals: S. typhimurium S. enteritidis S. newpo S. dublin S.choleraesuis
Salmonella typhi
S. paratyphi A
S. paratyphi B
All of the above
Systemic Bacteriology (Gram Positive Bacilli, Gram Negative Bacilli)