About the Authors

Shabnam Ansari

Affiliation Students’ Scientific Research Center, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran

Arash Rashidian

arashidian@tums.ac.ir

Affiliations Department of Health Management and Economics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran, Deputy Directors for Research, Knowledge Utilization Research Center, Tehran University of Medical Sciences, Tehran, Iran

Competing Interests

AR was a guideline methodological advisor for the development of two NICE guidelines from 2003–2006. The authors have no other conflicts of interest.

Author Contributions

Conceived and designed the experiments: AR. Performed the experiments: SA AR. Analyzed the data: AR SA. Contributed reagents/materials/analysis tools: AR SA. Wrote the paper: SA AR.