1 Department of Ophthalmology, medicine School, Kermanshah University of Medical Sciences, Kermanshah, Iran
2 Department of Emergency Medicine, School of Paramedicine, Kermanshah University of Medical Sciences, Kermanshah, Iran
3 Department of Health education, School of Public Health, Kermanshah University of Medical Sciences, Kermanshah, Iran
4 Department of Biostatistics, School of Public Health, Kermanshah University of Medical Sciences, Kermanshah, Iran
5 Emam Khomeini Hospital, Kermanshah University of Medical Sciences, Kermanshah, Iran
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