Content development for the Functional Assessment of Cancer Therapy-Multiple Myeloma (FACT-MM): use of qualitative and quantitative methods for scale construction.
Wagner LI, Robinson D, Weiss M, Katz M, Greipp P, Fonseca R, Cella D. Content development for the Functional Assessment of Cancer Therapy-Multiple Myeloma (FACT-MM): use of qualitative and quantitative methods for scale construction. J Pain Symptom Manage. 2012 Jun; 43(6):1094-104.