DOI:
10.1055/s-00000036
Laryngo-Rhino-Otologie
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References
Guyatt GH, Oxman AD, Schünemann HJ, Tugwell P, Knottnerus A.
GRADE guidelines: a new series of articles in the Journal of Clinical Epidemiology.
J Clin Epidemiol 2011;
64: 380-382
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