K. A. Schumacher

Suspected brown recluse envenomation: a case report and review of different treatment modalities.

E. Allison, Sandeep Johar, R. Andersen, 2011, The Journal of emergency medicine.

Computed tomography evaluation of radiolucent gallstones in vivo

W. Swobodnik, J. Wechsler, P. Janowitz, 2005, Gastrointestinal Radiology.