External validity of a randomised clinical trial of temporomandibular disorders: analysis of the patients who refused to participate in research
| Autor: | Yuasa, H ∗, Kurita, K †, Westesson, P.-L ‡ |
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| Zdroj: | In British Journal of Oral & Maxillofacial Surgery 2003 41(2):129-131 |
| Databáze: | ScienceDirect |
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