In Which Scenarios Is the Use of Electromyographic Biofeedback Indicated

In which scenarios is the use of electromyographic biofeedback indicated? Select all that apply.

A) Decrease muscle spasm of erector spinae
B) Promote systemic relaxation
C) Regain neuromuscular control of the vastus medialis oblique
D) Facilitate contraction of the biceps femoris
E) Treatment of a second-degree strain to the gastrocnemius