The Mujahedeen e-Khalq terrorist group has claimed responsibility for the killing of 647 Iranian citizens between 25 May 1982 and 17 March 1983.
According to Habilian Association database (Specialized Center of Research on the MKO's Crimes), this statistic has been extracted from Mujahedeen’s main press organs during early years of the 80s: The Muslim Student Associations’ Union Abroad (issues 40, 61, and 63) and the Mujahid (the issues 132 to 144).
According to this statistics, The MKO has also claimed responsibility for the Wounding of 184 people during that period.