Shoulder Stiffness - Itoi, Eiji; Arce, Guillermo; Bain, Gregory I; Diercks, Ronald L.; Guttmann, Dan; Imhoff, Andreas B.; Mazzocca, Augustus D.; Mazzocca, Gus; Sugaya, Hiroyuki; Yoo, Yon-Sik (Springer Berlin Heidelberg, 2015)