About the Authors

Malen Hollmann

Affiliations Health Services Research Group, IMIM-Institut Hospital del Mar d'Investigacions Mèdiques, Barcelona, Spain, Universitat Pompeu Fabra (UPF), Barcelona, Spain

Olatz Garin

Affiliations Health Services Research Group, IMIM-Institut Hospital del Mar d'Investigacions Mèdiques, Barcelona, Spain, Universitat Pompeu Fabra (UPF), Barcelona, Spain, CIBER Epidemiología y Salud Pública (CIBERESP), Spain

Mariana Galante

Affiliations Health Services Research Group, IMIM-Institut Hospital del Mar d'Investigacions Mèdiques, Barcelona, Spain, Universitat Pompeu Fabra (UPF), Barcelona, Spain, CIBER Epidemiología y Salud Pública (CIBERESP), Spain

Montserrat Ferrer

Affiliations Health Services Research Group, IMIM-Institut Hospital del Mar d'Investigacions Mèdiques, Barcelona, Spain, CIBER Epidemiología y Salud Pública (CIBERESP), Spain, Universitat Autònoma de Barcelona (UAB), Barcelona, Spain

Angela Dominguez

Affiliations CIBER Epidemiología y Salud Pública (CIBERESP), Spain, Department of Public Health, Universitat de Barcelona (UB), Barcelona, Spain

Jordi Alonso

jalonso@imim.es

Affiliations Health Services Research Group, IMIM-Institut Hospital del Mar d'Investigacions Mèdiques, Barcelona, Spain, Universitat Pompeu Fabra (UPF), Barcelona, Spain, CIBER Epidemiología y Salud Pública (CIBERESP), Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MH MG OG MF AD JA. Performed the experiments: MH MG OG. Analyzed the data: MH MG OG JA. Contributed reagents/materials/analysis tools: MH MG OG JA. Wrote the paper: MH OG JA.