| Acupuncture in patients with dysmenorrhea: a randomized study onclinical effectiveness and cost-effectiveness in usual care |
Witt, C.M.;Reinhold, T.;Brinkhaus, B.;Roll, S.;Jena, S.;Willich, S.N.; |
American Journal of Obstetrics and Gynecology |
2008-02-01 |
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