As many as four women who attended the Double Puncture Laparoscopy (DPL) sterilization camp at a government hospital in Ranga Reddy district in Telangana five days ago died, officials said on Tuesday. With protests by the relatives of the women alleging medical negligence, the state government has ordered a comprehensive inquiry headed by State Director of Public Health G Srinivasa Rao into the tragedy and he will submit his report in seven days.