Sources:
- Allergic Rhinitis. (n.d.). Retrieved November 12, 2015, from https://www.beaumont.edu/childrens/conditions-and-disorders/allergic-rhinitis/
- Eye Allergy. (n.d.). Retrieved November 12, 2015, from https://acaai.org/allergies/types/eye-allergies
- Hay fever. (n.d.). Retrieved November 12, 2015, from http://www.mayoclinic.org/diseases-conditions/hay-fever/in-depth/seasonal-allergies/art-20048343?pg=2