DOI: 10.1055/s-00033348

Journal of Clinical Interventional Radiology ISVIR

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Referenz

Howick J, Phillips B, Ball C, Sackett D, Badenoch D, Straus S, Haynes B, Dawes M.
Oxford Centre for Evidence-based Medicine–Levels of Evidence.
2009 March 2009 [cited 2018 Nov 11]; Available from:
https://www.cebm.net/2009/06/oxford-centre-evidence-based-medicine-levels-evidence-march-2009/ Accessed June 20, 2019

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