[After-care for patients with heart failure: supporting the family physician with telephone nurses].
D000359:Aftercare / Q000191:economics / Q000379:methods*; D000553:Ambulatory Care / Q000191:economics; D003362:Cost-Benefit Analysis; D005858:Germany; D006333:Heart Failure / Q000191:economics / Q000401:mortality / Q000451:nursing*; D006801:Humans; D016032:Randomized Controlled Trials as Topic; D015996:Survival Rate; D013689:Telephone