[With IGeL (Individual Health Allowance) against winter blues].
Walbert
Helmut
H
D003362:Cost-Benefit Analysis / Q000331:legislation & jurisprudence; D005858:Germany; D006801:Humans; D019458:Insurance Coverage / Q000191:economics* / Q000331:legislation & jurisprudence; D009313:National Health Programs / Q000191:economics* / Q000331:legislation & jurisprudence; D010789:Phototherapy / Q000191:economics*; D016574:Seasonal Affective Disorder / Q000191:economics* / Q000628:therapy*