Ref. 1. Eck, Jason C. “Sacroiliac Joint Dysfunction (SI Joint Pain) Causes, Symptoms, Diagnosis, Treatment, and Prevention by MedicineNet.com.” MedicineNet. N.p., n.d. Web. 31 Mar. 2014.

Ref. 2. Sherman, Andrew L. “Sacroiliac Joint Injury Medication by Medscape.com.” Medscape.com. Web. 24 Jul. 2014.