1. Department of Econometrics, Faculty of Economics and Administrative Sciences, Ataturk University, Yakutiye/Erzurum, Turkey
2. Master Araştırma Eğitim ve Danışmanlık Hizmetleri Ltd. Şti., Ata Teknokent, Erzurum, Turkey
3. Department of Medical Services and Techniques, Vocational School of Health Services, Ataturk University, Yakutiye/Erzurum, Turkey
4. Department of Public Health Nursing, Faculty of Nursing, Ataturk University, Yakutiye/Erzurum, Turkey