Hornung, C. A., Jones, C. T., Calvin-Naylor, N. A., Kerr, J., Sonstein, S. A., Hinkley, T., & Ellingrod, V. L. (2018). Competency indices to assess the knowledge, skills and abilities of clinical research professionals. International Journal of Clinical Trials, 5(1), 46–53. https://doi.org/10.18203/2349-3259.ijct20180130