Cost evolution of biological drugs in rheumatoid arthritis patients in a tertiary hospital: Influential factors on price Mariángeles González Fernández; Elena Villamañán; Inmaculada Jiménez-Nácher; Francisco Moreno; Chamaida Plasencia; Francisco Gayá; Alicia Herrero; Alejandro Balsa;

Practical aspects of biological throught levels and antidrug antibodies in rheumatoid arthritis and spondyloarthritis José Rosas; María Martín-López; Teresa Otón; Alejandro Balsa; Jaime Calvo-Alén; Raimon Sanmartí; Jesús Tornero; Loreto Carmona;

Integrating different perspectives to define a concept of comprehensive remission in rheumatoid arthritis: The SUMAR project Alejandro Balsa; José Luis Andreu; Juan Carlos Hermosa-Hernán; Josefa León-Navarro; Jordi Nicolas Pico; José Javier Pérez Venegas; Susana Romero-Yuste; Raimon Sanmarti; Antonio Ignacio Torralba Gómez-Portillo; Juan Carlos Valenzuela-Gámez; Jordi Cohen;