Additional file 1.
Theoretically-informed, semi-structured interview guide. Description of data: Questions were initially asked to open up areas of inquiry, and were followed by targeted probes when required. Theoretical domains addressed by each question are listed in brackets. The domains for the probes are the same as for the parent question except where otherwise indicated.
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Olstad et al. BMC Public Health 2012 12:376 doi:10.1186/1471-2458-12-376