1. RAGWITEKTM (Short Ragweed Pollen Allergen Extract) tablet for sublingual use prescribing information. Available at: http://www.merck.com/product/usa/pi_circulars/r/ragwitek/ragwitek_pi.pdf. Accessed December 26, 2014.
2. GRASTEK® (Timothy Grass Pollen Allergen Extract). Available at: http://www.fda.gov/downloads/BiologicsBloodVaccines/Allergenics/UCM393184.pdf. Accessed December 14, 2014.
3. ORALAIR® (Sweet Vernal, Orchard, Perennial Rye, Timothy, and Kentucky Blue Grass Mixed Pollens Allergen Extract). Available at: http://www.fda.gov/downloads/BiologicsBloodVaccines/Allergenics/UCM391580.pdf. Accessed April 26, 2015.
4. Sublingual immunotherapy for the treatment of allergic rhinoconjunctivitis and asthma: a systematic review;Lin;JAMA,2013
5. Safety and efficacy in children of an SQ-standardized grass allergen tablet for sublingual immunotherapy;Bufe;J Allergy Clin Immunol,2009