1. Tehran University of Medical Sciences; Department of Health Management and Economics, School of Public Health; Poursina Ave Tehran Iran 1417613191
2. Tehran University of Medical Sciences; Knowledge Utilization Research Center (KURC); 16 Azar Tehran Tehran Iran
3. Tehran University of Medical Sciences; School of Medicine; Tehran Iran
4. University Medical Center Tübingen; Comprehensive Cancer Center; Herrenberger Str. 23 Tübingen Germany D 72070
5. Norwegian Knowledge Centre for the Health Services; Global Health Unit; P.O. Box 7004, St. Olavs plass Oslo Norway N-0130