1. National Hospital Ambulatory Medical Care Survey: 2009 Emergency Dept Summary Tables–Table 10. 2009. Available at: http://www.cdc.gov/nchs/data/ahcd/nhamcs_emergency/2009_ed_web_tables.pdf. Accessed February 20, 2013.
2. Chest pain in focal musculoskeletal disorders;Stochkendahl;Med Clin North Am,2010
3. Musculoskeletal chest wall pain;Fam;Can Med Assoc J,1985
4. Costochondritis: diagnosis and treatment;Proulx;Am Fam Physician,2009
5. Chest pain and costochondritis associated with vitamin D deficiency: a report of two cases;Oho;Case Rep Med,2012