title: [Correction of severe exotropia by the unilateral 4-muscle operation].
mesh_terms: D000293:Adolescent; D000328:Adult; D005099:Exotropia / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D009801:Oculomotor Muscles / Q000601:surgery*; D013285:Strabismus / Q000601:surgery*