Pune, Aug 13 - A 37-year-old woman Thursday died of swine flu in this city worst hit by the epidemic as India's swine flu toll reached 20, officials said.

Archana Kolhe died in a private hospital, Shri Nursing Home, around 3.45 p.m., the Maharashtra Swine Flu Control Room officials told IANS.

This was the 15th swine flu death in Maharashtra and 12th in Pune. Two people have died in Mumbai and one in Nashik.