title: Not the last bifocal trial!
authors.forename: Thomas T
authors.initials: TT
authors.lastname: Norton
mesh_terms: D002648:Child; D002986:Clinical Trials as Topic; D018450:Disease Progression; D005139:Eyeglasses; D006801:Humans; D009216:Myopia / Q000503:physiopathology / Q000628:therapy*