[1] Canary Isl Hlth Res Inst Fdn FIISC, Tenerife, Spain
[2] Res Network Hlth Serv Chron Dis REDISSEC, Madrid, Spain
[3] Network Res Chronic Primary Care & Hlth Promot RI, Madrid, Spain
[4] Univ La Laguna ULL, Santa Cruz De Tenerife, Spain
[5] Canary Isl Hlth Serv SCS, Evaluat Unit SESCS, Tenerife, Spain
[6] Majorca Primary Care Dept, Res Unit, Palma De Mallorca, Spain
[7] Hlth Res Inst Balearic Isl IdISBa, Palma De Mallorca, Spain
[8] Red Invest Actividades Prevent & Promoc Salud Red, Madrid, Spain
[9] Spanish Soc Rheumatol, Res Unit, Madrid, Spain
[10] Kronikgune Inst Hlth Serv Res, Bizkaia, Basque Country, Spain
[11] Hosp Galdakao Usansolo, Res Unit, Galdakao, Bizkaia, Spain
[12] Univ Hosp Gran Canaria Dr Negrin, Med Oncol Serv, Las Palmas Gran Canaria, Spain
[13] Spanish Federat Breast Canc FECMA, Madrid, Spain