https://orcid.org/0000-0001-7694-7979
Figures & data
Figure 1. Flow Chart
Figure 2. Included publications pr. year
Figure 3. Research Approaches From 1980 to 2019
Figure 4. Research Approach and Design From 1994 to 2019
Figure 5. (A, B) Support type and related variables from 1994 to 2019
Figure 6. Support Measuring Instruments From 1994 to 2019
Figure 7. (A, B) Subject and Support Type From 1994 to 2019
Figure 8. Countries where studies were conducted in from 1994 to 2019
Figure 9. Students age-related variables from 1994 to 2019
