Title page
The association between serum levels of growth differentiation
factor-15 and rheumatoid arthritis activity
Running title: GDF-15 in rheumatoid arthritis
Esalatmanesh K1,
Fayyazi H1,
Esalatmanesh R1,
Khabbazi 2*
1Autoimmune
Diseases Research Center, Kashan University of Medical Sciences, Kashan,
Iran
2Connective Tissue Diseases Research Center, Tabriz
University of Medical Sciences, Tabriz, Iran