[Significance of occupational old age pensions for clinics].
Christmann
E
E
D003365:Costs and Cost Analysis / Q000191:economics / Q000331:legislation & jurisprudence; D005858:Germany; D006264:Health Benefit Plans, Employee / Q000191:economics / Q000331:legislation & jurisprudence*; D006299:Health Services for the Aged / Q000191:economics / Q000331:legislation & jurisprudence*; D006801:Humans; D010415:Pensions; D012943:Social Security / Q000191:economics / Q000331:legislation & jurisprudence*