. 2020 Feb 5;25(4):e12739. doi: 10.1111/anec.12739
© 2020 The Authors. Annals of Noninvasive Electrocardiology published by Wiley Periodicals, Inc.
This is an open access article under the terms of the http://creativecommons.org/licenses/by/4.0/ License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.
Figure 1.
Flowchart of identifying the studies in the meta‐analysis