. 2021 Nov 2;25(4):261–268. doi: 10.1093/ijnp/pyab073
© The Author(s) 2021. Published by Oxford University Press on behalf of CINP.
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 1.
Flowchart of patients included in the analysis.