[Editorial].
Michael
M
Ghadimi
D000368:Aged; D006801:Humans; D017046:Cost Savings / Q000639:trends; D005544:Forecasting; D013502:General Surgery / Q000191:economics / Q000639:trends; D005853:Geriatrics / Q000191:economics / Q000639:trends; D005858:Germany; D009313:National Health Programs / Q000191:economics / Q000639:trends; D011157:Population Dynamics