Code S1. Python scripts used to draw the figures

make_schematics.py  Figures 1-3 (framework, taxonomy, PRISMA-style flow)
make_charts.py      Figures 4 and 5, Figure S2 (input: figure_data.csv)
figure_data.csv     No., Key, Year and Theme as in Table S1, plus journal quartile / source category

Figure S1 is a composite of four photographs of the authors' test platform and is not generated by these scripts.

Requirements: Python 3, matplotlib, pandas, numpy.
Example: python make_charts.py figure_data.csv figures
Values in Figure 5 are those reported in the cited studies (see the figure caption).
