About the Authors

Mercedes García-Bermúdez

Affiliation Instituto de Parasitología y Biomedicina López-Neyra, IPBLN-C.S.I.C., Granada, Spain

Carlos González-Juanatey

Affiliation Cardiology Division, Hospital Xeral-Calde, Lugo, Spain

Raquel López-Mejías

Affiliation Department of Rheumatology, Hospital Universitario Marqués de Valdecilla, IFIMAV, Santander, Spain

María Teruel

Affiliation Instituto de Parasitología y Biomedicina López-Neyra, IPBLN-C.S.I.C., Granada, Spain

Alfonso Corrales

Affiliation Department of Rheumatology, Hospital Universitario Marqués de Valdecilla, IFIMAV, Santander, Spain

José A. Miranda-Filloy

Affiliation Department of Rheumatology, Hospital Xeral-Calde, Lugo, Spain

Santos Castañeda

Affiliation Department of Rheumatology, Hospital Universitario La Princesa, IIS-Princesa, Madrid, Spain

Alejandro Balsa

Affiliation Rheumatology Unit, Hospital Universitario La Paz, Madrid, Spain

Benjamín Fernández-Gutierrez

Affiliation Department of Rheumatology, Hospital Clinico San Carlos, Madrid, Spain

Isidoro González-Álvaro

Affiliation Department of Rheumatology, Hospital Universitario La Princesa, IIS-Princesa, Madrid, Spain

Carmen Gómez-Vaquero

Affiliation Department of Rheumatology, Hospital Universitario de Bellvitge, IDIBELL, Barcelona, Spain

Ricardo Blanco

Affiliation Department of Rheumatology, Hospital Universitario Marqués de Valdecilla, IFIMAV, Santander, Spain

Javier Llorca

Affiliation Department of Epidemiology and Computational Biology, School of Medicine, University of Cantabria, and CIBER Epidemiología y Salud Pública (CIBERESP), IFIMAV, Santander, Spain

Javier Martín

Contributed equally to this work with: Javier Martín, Miguel A. González-Gay

Affiliation Instituto de Parasitología y Biomedicina López-Neyra, IPBLN-C.S.I.C., Granada, Spain

Miguel A. González-Gay

Contributed equally to this work with: Javier Martín, Miguel A. González-Gay

miguelaggay@hotmail.com

Affiliation Department of Rheumatology, Hospital Universitario Marqués de Valdecilla, IFIMAV, Santander, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MGB CGJ AC MT. Performed the experiments: MGB MT CGJ AC. Analyzed the data: MGB CGJ AC MT RLM SC JL. Contributed reagents/materials/analysis tools: MGB CGJ AC MT RLM SC JAMF AB BFG IGA CGV RB JL JM MAGG. Wrote the paper: MGB JM MAGG.