La fibromialgia con factor reumatoide elevado se asocia a mala respuesta terapéutica pero no con progresión a artritis reumatoide. Estudio de cohortes prospectivo Freddy Liñán Ponce; Juan Leiva Goicochea; David Sevilla Rodríguez; Elmer Hidalgo Bravo; Ginna Obregón Atanacio; Inés Loyola Macalapú; Paola Jáuregui Rojas; Jackeline Yampufe Canani;

Interaction between angiotensin-converting enzyme gene rs4343 polymorphism, environment factors, and angiotensin II level on susceptibility to knee osteoarthritis Basma Mohammed Mohammed Ali Elnaggar; Nashwa Mohamed Abd Elbaky; Eman Salah Albeltagy; Hala Mohamed El Zomor;

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;