- Arm III: Patients are assigned to a waiting list for 12 weeks. Patients complete the Brief Pain Inventory-Short Form (BPI-SF), the Western Ontario and McMaster Universities Osteoarthritis (WOMAC) Index, the Modified-Score for the Assessment and Quantification of Chronic Rheumatoid Affections of the Hands (M-SACRAH), the PROMIS Pain Impact-Short Form (PROMIS PI-SF), the FACT-ES Trial Outcome Index, and the Aromatase Inhibitor Usage Form questionnaires at baseline and at 6, 12, 24 and 52 weeks.