Clinical course and flare predictors in patients with rheumatoid arthritis in low disease activity and ultrasound remission monitored by ultrasound yearly and on-demand: A prospective 2-year observation study Takeo Abe; Masao Tamura; Kazuyuki Tsuboi; Yuko Minagawa; Kazuteru Noguchi; Chie Ogita; Teppei Hashimoto; Naoto Azuma; Kiyoshi Matsui;

Gastrointestinal symptoms in patients using methotrexate: A cross-sectional study in a sample with rheumatoid arthritis Carina Albuquerque Roberto; Isabela Stachevski; Barbara Stadler Kahlow; Renato Nisihara; Thelma Skare;

Cognitive dysfunction, depression and serum level of brain-derived neurotrophic factor (BDNF) in Egyptian patients with rheumatoid arthritis Mona I. Nabih; Noha M. Khalil; Olfat Shaker; Mahmoud Ghanema; Sarah A. Hassan;