1. Trunk muscle activity increases with unstable squat movements.;Anderson;Can J Appl Physiol,2005
2. Maintenance of EMG activity and loss of force output with instability.;Anderson;J Strength Cond Res,2004
3. Muscle force and activation under stable and unstable conditions.;Behm;J Strength Cond Res,2002
4. The role of instability with resistance training.;Behm;J Strength Cond Res,2006
5. Trunk muscle electromyographic activity with unstable and unilateral exercises.;Behm;J Strength Cond Res,2005