Author(s) affiliations:Hosseinian Amiri Aref1, Abedi Siavash2, Yazdanian Maryam3
1Department of rheumatology, Imam Khomeini hospital, Faculty of Medicine, Mazandaran University of Medical Sciences, Sari, Iran
2Department of pulmonology, Imam Khomeini hospital, Faculty of Medicine, Mazandaran University of Medical Sciences, Sari, Iran
3MA Educational Psychology Student, Sari Azad university, Mazandaran, Sari, Iran.