Funding source: Instituto de Salud Carlos III 10.13039/50110000458
Award Identifier / Grant number: PI17-00147
Acknowledgments
We acknowledge Carmen Caballero Polo and Margarita Sevilla, Department of Immunology, Hospital Universitario 12 de Octubre, Madrid, for their excellent technical assistance.
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Research funding: This work was supported by grant number PI17-00147 from “Fondo de Investigaciones Sanitarias, Instituto de Salud Carlos III” (Spanish Ministry of Economy, Industry, and Competitiveness, co-funded with European Regional Development Funds).
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Author contributions: Conceptualization, methodology and funding acquisition A.S.; references collection D.P. Statistical analysis D.L.; writing, review and editing, O.C-M. Review, M.S. and E.RdF. Supervision, E.P-A. All authors have read and agreed to the published version of the manuscript. All authors have accepted responsibility for the entire content of this manuscript and approved its submission.
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Competing interests: Authors state no conflict of interest.
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Informed consent: Informed consent was obtained from all individuals included in this study.
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Ethical approval: This study was approved by the Institutional Ethical Board (CEIM 18/182).
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