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;

Role of the anti-RO/SSA antibody in patients with systemic lupus erythematosus Paula Pérez Jiménez; Laura Tío Barrera; José Luis Andréu Sánchez; Tarek Carlos Salman-Monte; Irene Carrión-Barberà;

Nailfold capillaroscopy changes in systemic lupus erythematosus patients: Correlation with disease activity and anti-uridin1-ribonucleoprotein antibodies Yasmine S. Makarem; Zahraa I. Selim; Sherif Ismail; Amera Imam Mekkawy; Hanan Galal; Fatma H. El Nouby;