1. Edwards TM, Stern A, Clarke DD, Ivbijaro G, Kasney LM . The treatment of patients with medically unexplained symptoms in primary care: a review of the literature. Ment Health Fam Med 2010; 7 (4): 209–221.
2. Kinori M, Wygnanski-Jaffe T, Huna-Baron R . Functional visual loss in an Israeli pediatric population. Isr Med Assoc J 2011; 13 (11): 684–688.
3. Middleton EM, Sinason MD, Davids Z . Blurred vision due to psychosocial difficulties: a case series. Eye 2008; 22 (2): 316–317.
4. Gilbert A. Non-organic visual loss in children, 2015. Available at:
http://www.aao.org/pediatric-center-detail/neuro-ophthalmology-non-organic-visual-loss-in-chi
(accessed on 28 October 2016)..
5. Egan RA . Functional visual loss. Ophthalmol Clin North Am 2004; 17 (3): 321–328, vi.