Ilma, also a private doctor, had died in mysterious circumstances on October 5. Her post mortem examination report revealed that she died due to strangulation, police said.
A case was registered after the Ilma's father, Kirshankumar, filed a complaint against her husband Alam Khan and his three brothers-- Khursheed, Bablu and Shahnawaz Alam, police said.
The case was registered in Kakroli police station yesterday, police said, adding that Kirshankumar has alleged that his daughter was killed due to family dispute.