Haughom, B. D., Goldstein, Z., Hellman, M. D., Yi, P. H., Frank, R. M., & Levine, B. R. (2014). An Analysis of References Used for the Orthopaedic In-Training Examination: What are Their Levels of Evidence and Journal Impact Factors? Clin Orthop Relat Res.

Haughom, Bryan D., Zach Goldstein, Michael D. Hellman, Paul H. Yi, Rachel M. Frank, và Brett R. Levine. "An Analysis of References Used for the Orthopaedic In-Training Examination: What Are Their Levels of Evidence and Journal Impact Factors?" Clin Orthop Relat Res 2014.

Haughom, Bryan D., et al. "An Analysis of References Used for the Orthopaedic In-Training Examination: What Are Their Levels of Evidence and Journal Impact Factors?" Clin Orthop Relat Res 2014.