Quality of life of patients with rheumatic diseases Lourdes Villalobos-Sánchez; Boris Blanco-Cáceres; Javier Bachiller-Corral; María Teresa Rodríguez-Serrano; Mónica Vázquez-Díaz; Pablo Lázaro y de Mercado;

Transcultural adaptation and validation of the methodology of the Community Oriented Programme for Control of Rheumatic Disease (COPCORD) in the indigenous Wayuu population. Venezuela Nataly Beleño-Epieyu; Ysabel Granados; Ernesto García Mac Gregor; Dexys Márquez; Mery Evangelista Guerra; Ingris Peláez Ballesta;

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;