title: [Retrospect--prospects].
authors.forename: K
authors.initials: K
authors.lastname: Hempel
authors.forename: J
authors.initials: J
authors.lastname: Bauch
mesh_terms: D005544:Forecasting; D013502:General Surgery / Q000639:trends*; D005858:Germany; D006291:Health Policy / Q000639:trends*; D006801:Humans; D010348:Patient Care Team / Q000639:trends*; D012955:Societies, Medical / Q000639:trends*