A senior All India Institute of Medical Sciences (AIIMS) official said that the boy, who was infected with avian influenza, has died, and the entire staff concerned has been placed in isolation as a preventive measure.
As per reports, bird flu outbreaks were reported across the country earlier this year, including in Haryana where the H5N8 subtype - which is not known to infect humans was detected
After the bird flu outbreaks, the Central government sounded an alert after cases of were confirmed in Delhi also.
A sample collected from Red Fort had tested positive for bird flu in January. The Delhi government had then ordered the closure of the Ghazipur poultry market.
More samples collected from the Delhi zoo had returned positive in February.
According to the World Health Organisation, human cases of bird flu occur "occasionally" but when they do happen, the mortality rate is about 60 percent.
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