title: [40 years of German-speaking ophthalomologists (DOP)].
authors.forename: Gerhard K
authors.initials: GK
authors.lastname: Lang
mesh_terms: D005544:Forecasting; D005858:Germany; D006801:Humans; D009885:Ophthalmology / Q000639:trends*; D010336:Pathology / Q000639:trends*; D012955:Societies, Medical / Q000639:trends*; D013038:Specialization / Q000639:trends*