1. Nuclear Medicine Research Center, Mashhad University of Medical Sciences, Mashhad, Iran.
2. Association of Nuclear Medicine and Molecular Imaging (ANMMI), Universal Scientific Education and Research Network (USERN), Tehran, Iran.
3. Research Center for Nuclear Medicine, Tehran University of Medical Sciences, Tehran, Iran.
4. Department of Nuclear Medicine, Vali-Asr Hospital, Tehran University of Medical Sciences, Tehran, Iran.
5. Behbahan Faculty of Medical Sciences, Behbahan, Iran.