Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
4a shows left-hand movements; 4b shows left-side movements.
Red denotes thought of left-hand tapping, pink denotes rest during thought of left-hand tapping, dark blue denotes left-hand tapping, and teal denotes rest during left-hand tapping.
