title: [Contact lenses].
mesh_terms: D001251:Astigmatism / Q000628:therapy; D003261:Contact Lenses / Q000009:adverse effects / Q000266:history; D003263:Contact Lenses, Hydrophilic; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007908:Lens, Crystalline / Q000002:abnormalities; D009216:Myopia / Q000628:therapy; D012030:Refractive Errors / Q000628:therapy
vernacular_title: Uber Haftschalen.