If true, that suggests a cluster of cases with possible human-to-human transmission.
Bausch reported to the F.D.A. that a cluster of cases had emerged in Hong Kong.
On Jan . 1 they told the local health department of the cluster of cases.
Even then, he said, a natural source could cause a cluster of cases.
Here, too, it is encouraging that no new cluster of cases among ordinary citizens has yet emerged.
"We learned that in Garut," she said, referring to a cluster of cases last August in West Java.
Now hantavirus is back, in an unusual geographic cluster of cases at Yosemite.
In 1999, for example, doctors noticed a cluster of cases of encephalitis around New York City.
The patient who health officials believe gave rise to the new cluster of cases was thought at the time of his death to have post-operative pneumonia.
Roseanna Cunningham, the Scottish environment minister, said the cluster of cases added further weight to calls for tougher legal powers on bird of prey persecution in Scotland.
His paper indirectly led to identification of the first cluster of cases in this country, seen by Navy doctors at a submarine base in Groton, Conn.
