[Medical classification--obligation or opportunity?].
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D003953:Diagnosis-Related Groups / Q000145:classification*; D004194:Disease / Q000145:classification*; D005544:Forecasting; D005858:Germany; D006801:Humans; D038801:International Classification of Diseases / Q000145:classification*; D009313:National Health Programs / Q000639:trends*; D014944:World Health Organization