1. Ambulatory surgery in the United States, 2006;Cullen;Natl Health Stat Report,2009
2. Clinical practice guideline: tonsillectomy in children;Baugh;Otolaryngol Head Neck Surg,2011
3. Indications for tonsillectomy and adenoidectomy;Darrow;Laryngoscope,2002
4. Tonsillectomy Facts in the U S.: From ENT Doctors. American Academy of Otolaryngology-Head and Neck Surgery Website. Available at: http://www.entnet.org/content/tonsillectomy-facts-us-ent-doctors 2015
5. 2015 http://www.entnet.org/content/tonsillectomy-and-adenoids-postop