Progressive exercise compared with best practice advice, with or without corticosteroid injection, for the treatment of rotator cuff disorders (GRASP): a multicentre, pragmatic, 2x2 factorial randomised controlled trial
HOPEWELL S., KEENE D., MARIAN I., DRITSAKI M., HEINE P., CURETON L., DUTTON S., DAKIN H., CARR A., Hamilton W., HANSEN Z., Jaggi A., Littlewood C., BARKER K., GRAY A., Lamb S.