title: Introduction.
authors.affiliation: From the Department of Ophthalmology and Vision Sciences, The Hospital for Sick Children and University of Toronto, Toronto, Ontario, Canada.
authors.forename: Stephen P
authors.initials: SP
authors.lastname: Kraft
mesh_terms: D003226:Congresses as Topic; D006801:Humans; D007391:International Cooperation; D009864:Ontario; D009988:Orthoptics / Q000379:methods*; D012955:Societies, Medical; D013285:Strabismus / Q000628:therapy*
keywords: diplopia; infranuclear; medical treatment; neurologic strabismus; orthoptics; supranuclear; surgery