Experts have compared the treatment to the physical practice of removing a foreign object from a wound to help it heal faster. 'He face-touches here, touching his lips in a self-comfort ritual before changing position to touch his face with his other hand. Advertisement'How much longer he can do this for? One bead of sweat feels like the whole face is pouring down. His lower lip juts, his hands ball into fists and his blink rate becomes more rapid.'
Physicians don't go to the backof colleges.
( z0 go :ARG1 ( z1 doctor ) :ARG4 ( z2 back :part-of ( z3 college ) ) :polarity - )
(z0 / go-01
    :ARG1 (z1 / doctor)
    :ARG4 (z2 / back
              :part-of (z3 / college))
    :polarity -)
Physicians do n't go to the backof colleges .
z0 :polarity 0
z0 :ARG1 z1
z0 :ARG4 z2
z2 :part-of z3