Authors: Huifeng Yun; Elizabeth Delzell; Kenneth G Saag; Meredith L Kilgore; Michael A Morrisey; Paul Muntner; Robert Matthews; Lingli Guo; Nicole Wright; Wilson Smith; Cathleen Colón-Emeric; Christopher M O'Connor; Kenneth W Lyles; Jeffrey R Curtis Journal: Clin Exp Rheumatol Date: 2014-07-28 Impact factor: 4.473