DOI:
10.1055/s-00000165
Evidence-Based Spine-Care Journal
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Referenz
West S, King V, Carey TS , et al.
Systems to Rate the Strength of Scientific Evidence. Evidence Report/Technology Assessment No. 47 (Prepared by the Research Triangle Institute-University of North Carolina Evidence-based Practice Center, Contract No. 290–97–0011).
Rockville, MD: Agency for Healthcare Research and Quality; 2002
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