DOI:
10.1055/s-00028422
Ultrasound International Open
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References
Andrews J, Guyatt G, Oxman AD, Alderson P, Dahm P, Falck-Ytter Y, Nasser M. GRADE guidelines: 14. et al.
Going from evidence to recommendations: the significance and presentation of recommendations.
J Clin Epidemiol 2013;
66: 719-725
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