Salsman, J. M., Schalet, B. D., Merluzzi, T. V., Park, C. L., Hahn, E. A., Snyder, M. A., & Cella, D. (2019). Calibration and initial validation of a general self-efficacy item bank and short form for the NIH PROMIS®. Quality of life research, 28(9), 2513–2523. https://doi.org/10.1007/s11136-019-02198-6