title: An evaluation of prism prescribed by Sheard's criterion.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002986:Clinical Trials as Topic; D005139:Eyeglasses; D006801:Humans; D007909:Lenses; D008875:Middle Aged; D009468:Neuromuscular Diseases; D013285:Strabismus / Q000628:therapy*