The girl alleged in the FIR that the accused abducted her along with her elder sister on April 24, when they were going to market for some work.
Rajasthan Transport Minister Pratap Singh Khachariawas visited the J K Lone Hospital on Tuesday and enquired about the girl's health.
A POCSO court convicted Rajkumar under section 302 (murder) and 363 (kidnapping) and also sentenced him to imprisonment till last breath under section 376 (rape).
Four women from the Rajasthan's Kanjar tribe had gone to Madhya Pradesh's Guna town to perform at a private programme on Friday.
A case under Sections 363 (kidnapping) and 376-D (gangrape) of the IPC and the POCSO Act has been registered.
Four of the five accused were arrested on Monday, a day after the woman lodged a complaint.
In a separate incident, a six-year-old girl was allegedly raped by her relative in Churu's Bhanipura area.
The matter came to light when the girl started showing pregnancy-related symptoms
The woman alleged that the accused Suresh clicked objectionable pictures of her and was blackmailing and raping her for the last four months.
The man's wife had filed a complaint at Dhariawad police station on Sunday alleging that he had raped their 14-year-old daughter six days ago.
A video shot by the alleged accused of the gruesome incident, reportedly, went viral on social media.
Magistrate Anil Kaushil pronounced the judgment and awarded life imprisonment to the convict on Monday.
A special court hearing cases of SC/ST Act and POCSO Act in Alwar sentenced to death Pintu, who was found guilty of raping the infant in Laxmangarh area in Alwar on May 9.