DOI:
10.1055/s-00000056
Physikalische Medizin, Rehabilitationsmedizin, Kurortmedizin
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References
Schunemann HJ, Tugwell P, Reeves BC et al.
Non-randomized studies as a source of complementary, sequential or replacement evidence for randomized controlled trials in systematic reviews on the effects of interventions.
Res Synth Methods 2013;
4: 49-62
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