. 2021 Feb 26;12:640657. doi: 10.3389/fphys.2021.640657
Copyright © 2021 Kemmler, Shojaa, Steele, Berger, Fröhlich, Schoene, von Stengel, Kleinöder and Kohl.
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Figure 9.
Funnel plot of the WB-EMS studies that addresses maximum trunk extension strength.