. Author manuscript; available in PMC: 2024 Oct 1.
Published in final edited form as: Drug Test Anal. 2022 Oct 4;15(10):1189–1197. doi: 10.1002/dta.3375
This is an open access article under the terms of the Creative Commons Attribution-NonCommercial License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited and is not used for commercial purposes.
FIGURE 2.
Flowchart of publications included in the systematic review