Cost-effectiveness Evaluation of the Inclusion of Dry Needling into an Exercise Program for Subacromial Pain Syndrome: Evidence from a Randomized Clinical Trial - Arias-Buria, Jose L.; Martin-Saborido, Carlos; Cleland, Joshua; Koppenhaver, Shane L.; Plaza-Manzano, Gustavo; Fernandez-de-las-Penas, Cesar; (Pain Medicine, 2018)