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November 21, 1966

Salmonella Detectives Report Cases

JAMA. 1966;198(8):43-44. doi:10.1001/jama.1966.03110210017006

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Over 150 public health officials heard the same words being repeated—communication and coordination, coordination and communication—as they hashed out the old problem of salmonellosis during a recent meeting in San Francisco.

The recognized serotypes of the genus Salmonella now exceed 900. And, the family of situations in which the bacilli may spread is growing rapidly.

So ubiquitous is Salmonella that its true incidence in the humans of any nation is unknown, although some 17,161 US cases were reported to the US Communicable Disease Center last year. Its occurrence rate even in highly domensticated animals is little more than an informed guess. Perhaps 1% to 2% of all food animals are infected in any given day. But the rate in many herds and droves is higher.

But more vital than assessing the extent of Salmonella is tracing each new outbreak to its source. This is the ultimate answer to