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Contributors MB contributed to the study design, managed the data collection, collaborated in data coding, interpretation and manuscript writing. SV and LC managed the study design process, provided quality control in data collection, collaborated on data coding, interpretation and manuscript writing. AFS collaborated on study design, data interpretation and manuscript writing.
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Provenance and peer review Not commissioned; externally peer reviewed.
Data sharing statement Our individual study-level coding is available from the corresponding author at email@example.com.