DOI: 10.1055/s-00000021

Gesundheitsökonomie & Qualitätsmanagement

References

Witt CM, Lüdtke R, Willich SN.
Homeopathic treatment of chronic headache (ICD-9: 784.0)--a prospective observational study with 2-year follow-up.

Forsch Komplementmed 2009;
16: 227-235

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