Udermann, B. E., Cavanaugh, D. G., Gibson, M. H., Doberstein, S. T., Mayer, J. M., & Murray, S. R. (2005). Slipping rib syndrome in a collegiate swimmer: A case report. Journal of athletic training, 40(2), S. 120-122. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1150226/

Udermann, Brian E., Daniel G. Cavanaugh, Mark H. Gibson, Scott T. Doberstein, John M. Mayer, and Steven R. Murray. "Slipping Rib Syndrome in a Collegiate Swimmer: A Case Report." Journal of Athletic Training 40, no. 2 (2005): S. 120-122.

Udermann, Brian E., et al. "Slipping Rib Syndrome in a Collegiate Swimmer: A Case Report." Journal of Athletic Training 40.2 (2005): S. 120-122.