Nasal Polyps: References

Nasal polyps. American Academy of Allergy Asthma & Immunology. https://www.aaaai.org/conditions-and-treatments/conditions-a-to-z-search/A-to-Z-Nasal-Polyps. Accessed August 2016.

Nasal polyps. Patient. http://www.patient.co.uk/health/nasal-polyps-leaflet. Updated March 21, 2014. Accessed August 2014.

Nasal cavity and paranasal sinuses cancer. American cancer Society. http://www.cancer.org/cancer/nasalcavityandparanasalsinuscancer/detailedguide/nasal-cavity-and-paranasal-sinuses-cancer-what-is-nasal-paranasal. Updated March 2, 2015. Accessed July 2016.