Statements and Declarations
Competing Interests: The authors have no relevant financial or non-financial interests to disclose.
Funding: This work was supported by the Health Department of the Government of Catalonia with no grant number. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript. AS-A, FG, AB, LA and ACC received a salary from the abovementioned funder.