About the Authors

Roberto Muga

rmuga.germanstrias@gencat.cat

Affiliation Department of Internal Medicine, Hospital Universitari Germans Trias i Pujol, Universitat Autònoma Barcelona, Barcelona, Spain

Arantza Sanvisens

Affiliation Department of Internal Medicine, Hospital Universitari Germans Trias i Pujol, Universitat Autònoma Barcelona, Barcelona, Spain

Daniel Fuster

Affiliations Department of Internal Medicine, Hospital Universitari Germans Trias i Pujol, Universitat Autònoma Barcelona, Barcelona, Spain, Section of General Internal Medicine, Boston Medical Center, Boston University School of Medicine, Boston, Massachusetts, United States of America

Jordi Tor

Affiliation Department of Internal Medicine, Hospital Universitari Germans Trias i Pujol, Universitat Autònoma Barcelona, Barcelona, Spain

Elisenda Martínez

Affiliation Department of Internal Medicine, Hospital Universitari Germans Trias i Pujol, Universitat Autònoma Barcelona, Barcelona, Spain

Santiago Pérez-Hoyos

Affiliation Department of Public Health, Institut de Recerca Hospital Vall d’Hebrón, Universitat Autònoma Barcelona, Barcelona, Spain

Alvaro Muñoz

Affiliation Department of Epidemiology, Johns Hopkins University, Bloomberg School of Public Health, Baltimore, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RM AM. Performed the experiments: RM JT DF. Analyzed the data: AM AS SPH EM. Contributed reagents/materials/analysis tools: AS. Wrote the paper: RM AM DF.