Authors’ contributions:
1-Ozkan Candan, Concept/design, Data collection, Data
analysis/interpretation, Drafting article, Approval of article,
Statistics
2-Ender Özgün Çakmak , Concept/design, Data collection,
Drafting article, Approval of article,
3- Cetin Gecmen, Concept/design, Data collection, Data
analysis/interpretation, Critical revision of article, Approval of
article,
4- Muzaffer Kahyaoğlu Statistics, Data analysis/interpretation,
Concept/design, Approval of article, Data collection
5- Zeki Şimsek Data analysis/interpretation, Concept/design,
Approval of article, Data collection
6- Mehmet Çelik Concept/design, Approval of article,
Statistics, Data collection
7- Ahmet Karaduman Concept/design, Data
analysis/interpretation, , Approval of article, Data collection
8- Kamil Gulsen Concept/design, Data analysis/interpretation,
Drafting article, Approval of article, Data collection
9- Cevat Kirma Concept/design, Critical revision of article,
Approval of article,