Gerdesmeyer, L;Wagenpfeil, S;Haake, M;Maier, M;Loew, M;Wörtler, K;Lampe, R;Seil, R;Handle, G;Gassel, S;Rompe, JD.Extracorporeal shock wave therapy for the treatment of chronic calcifying tendonitis of the rotator cuff: a randomized controlled trial..JAMA.2003.290.19.2573-80