Funding for this research was provided by:
Text and Data Mining valid from 2019-10-22
Received: 15 January 2019
Accepted: 30 September 2019
First Online: 22 October 2019
Ethics approval and consent to participate
: Full ethical agreement was received from the lead organisation, the University of Birmingham Ethical Review Committee, prior to the commencement of any research. The Ethical Review number is ERN_14–1111. Participants consented in writing for their data to be published in ways that ensure anonymity thus identifying features have been removed.Each partner organisation also received ethical approval. These were the Ethics Committee University of Bremen, ISCTE-IUL Ethical Review Committee and Swedish Ethical Committee (Etiknämnden) in Uppsala, (diarienummer 2015/112). Note Bremen and ISCTE-IUL do not issue approval references.The authors possess the Intellectual Property Rights for UPWEB project data and therefore do not need consent to publish from funders. Individual respondents consented in writing to participate and have consented for their anonymised data to be included in publications.
: Not applicable
: The authors declare that they have no competing interests.