ArticleAmerican journal of public health2004
Moving beyond randomized controlled trials.
C Patrick Chaulk et al.PubMed ↗Full text ↗Publisher ↗
No numbers read from the abstract.
4 papers cite it
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ArticleAmerican journal of public health2004
C Patrick Chaulk et al.PubMed ↗Full text ↗Publisher ↗
No numbers read from the abstract.