A Framework for Classifying Study Designs to Evaluate Health Care Interventions
Publisher: Karger
E-ISSN: 1661-4127|11|1|13-17
ISSN: 1661-4119
Source: Forschende Komplementärmedizin / Research in Complementary Medicine, Vol.11, Iss.1, 2004-11, pp. : 13-17
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Abstract