1. Rheumatology Service, Regional University Hospital of Malaga, Málaga, Spain
2. Rheumatology Service, Virgen Macarena University Hospital, Sevilla, Spain
3. Rheumatology Service, Canarias University Hospital, Santa Cruz de Tenerife, Spain
4. Hospital Day, Nuestra Señora de Candelaria University Hospital, Santa Cruz de Tenerife, Spain