Empirical evidence of an association between internal validity and effect size in randomized controlled trials of low-back pain
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| Description | scientific article published on July 2009 |
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author: Lex M. Bouter Maurits W van Tulder Paul G Shekelle Marika Suttorp Booth |
| Publication date | July 1, 2009 |
| Language | English |
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| Missing/wrong data? | Edit Wikidata item |