1. American Association for Paediatric Ophthalmology and Strabismus (AAPOS). 2017. Brown Syndrome. Available at https://www.aapos.org/terms/conditions/29 [Last accessed: 06/08/2017].
2. Management of the medial canthal tendon in nasoethmoid orbital fractures: the importance of the central fragment in classification and treatment;Plast Reconstr Surg,1991
3. National Organisation for Rare Disorders (NORD). 2003. Brown Syndrome. Available at https://rarediseases.org/rare-diseases/brown-syndrome/ [Last accessed: 06/08/2017].
4. Paediatric Ophthalmic Consultants. 2014. Complex Strabismus & Syndromes. New York. Available at http://www.pedseye.com/strabismus_syndromes.htm [Last accessed: 06/08/2017].