(KUNA) -- Fifty-two Iraqis were killed and wounded, including policemen, on Wednesday when a booby-trapped car exploded in sadr city. An Iraqi police source said a booby-trapped car exploded at around 8:10 p. m. tonight in Al-Jawader street in Sadr city east of here killing seven and wounding 45 others. A doctor at Imam Ali hospital told KUNA that seven corpses and 45 wounded people were brought to the hospital as a result of the blast. He added that some of the wounded sustained severe injuries, anticipating an increase of the death and injury toll.