[Are reference numbers replaced by novel ways of calculating?].
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D005860:Germany, West; D006801:Humans; D009726:Nurses / Q000706:statistics & numerical data* / Q000600:supply & distribution; D010361:Patients / Q000145:classification; D013041:Specialties, Nursing
Werden Anhaltszahlen durch neue Berechnungsmethoden abgelöst?