Anam Aslam died at the hospital last night after battling for life for 9 days, they said.
The student had suffered the injury when a man opened fire on a car in broad daylight on May 7, just as she was leaving school for home in a private van.
The incident had led to a furore at the campus.
The family members of the victim told PTI that they were deeply concerned over the delay in investigation.
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