DOI: 10.1055/s-00000058

Planta Medica

References

Dimpfel W, Suter A.
Sleep improving effects of a single dose administration of a valerian/hops fluid extract–a double blind, randomized, placebo-controlled sleep-EEG study in a parallel design using electrohypnograms.

Eur J Med Res 2008;
13: 200-204

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