Sub-categories and units 1.surgery room: Taleghani Hospital Imam Khomeini(AS) Hospital Imam Reza(AS) Hospital Motazedi Hospital 2.ICU: Taleghani Hospital Farabi Hospital Imam Khomeini(AS) Hospital Imam Reza(AS) Hospital 3.Pain clinics: Farabi Hospital Imam Reza(AS) Hospital 4.Anesthesiology infirmaries: Imam Khomeini(AS) Hospital Imam Reza(AS) Hospital Motazedi Hospital