Figures & data
Figure 1. Staged approach to systematic literature review (adopted from Denyer and Tranfield (2009)).
Table 1. Search terms, strings and results per database (PRISMA all records identified).
Table 2. Inclusion and exclusion criteria and rationale.
Figure 2. PRISMA search and analysis process and outcomes.
Figure 3. Numbers of studies per key topic over time (2012 through 2021).
Figure 4. Search results by PRISMA stage, by key topic.
Figure 5. Key topic results (RS) by database source.
Figure 6. Keyword co-occurrence Network.
Figure 7. Framework summarizing extant and future research foci, based on PRISMA SIIR results (adapted from Guckenbiehl, 2021).
