Because [4mA works...
User SelfAwareMachine, in the Transcranial Direct Current Stimulation subreddit,
Because [4mA works better](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7071613/), [across the board](https://www.ncbi.nlm.nih.go…
Because [4mA works better](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7071613/), [across the board](https://www.ncbi.nlm.nih.go…