Document Type : Original Article (s)
Authors
1 Patient Safety Research Center, Department of Biostatistics and Epidemiology, School of Medicine, Urmia University of Medical Sciences, Urmia, Iran
2 Rheumatologist, Rheumatology Research Center, Tehran University of Medical Sciences, Tehran, Iran
3 Department of Epidemiology and Biostatistics, School of Medicine, Urmia University of Medical Sciences, Urmia, Iran
Abstract
Keywords