This is apparently a difficult problem. I found an article titled "Rethinking the role of sham TMS" which goes into some details. https://www.frontiersin.org/a

This is apparently a difficult problem. I found an article titled "Rethinking the role of sham TMS" which goes into some details. https://www.frontiersin.org/articles/10.3389/fpsyg.2015.00210/full https://www.frontiersin.org/articles/10.3389/fpsyg.2015.0021...