Investigating the comparative effect of vitamin D level with the type of complications in Henoch Schönlein purpura and Kawasaki disease Mehrnoush Hassas Yeganeh; Reza Sinaei; Mitra Rouhi; Reza Shiari; Vadood Javadi Parvaneh; Khosro Rahmani; Erfan Sheikhbahaei;

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;

The predictive value of self-efficacy in the evolution of rheumatoid arthritis and its relationship with pain and function Raquel Cantero-Téllez; Ana Martin Mateos; César Cuesta García; Leire Cruz Gambero; Santiago Garcia Orza; Kristin Valdes;