Ghaziabad: An All India Institute of Medical Sciences (AIIMS) lecturer was questioned today over leak of an MBBS entrance examination paper, police here said. The exam was conducted by the premier institution.

Two MBBS aspirants were also questioned, said a police officer, who added that investigators had put AIIMS lecturer Meena Aggarwal's telephone under surveillance.

He alleged that according to initial investigations, Aggarwal had asked for Rs.500,000 each from two girl students.