Hirst, MS, CTRS, J.M. and Porter, PhD, CTRS, H. 2014. Physical activity levels, mood, and combat-related acquired brain injury: A cross-sectional examination of Operation Iraqi Freedom and Operation Enduring Freedom service members. American Journal of Recreation Therapy. 13, 4 (Oct. 2014), 7–16. DOI:https://doi.org/10.5055/ajrt.2014.0081.