DOI: 10.1055/s-00000012

Endoscopy

LinksSchließen

Referenz

Wells GA, Shea B, O'Connell D et al.
The Newcastle-Ottawa Scale (NOS) for assessing the quality of nonrandomised studies in meta-analyses.
2010
http://www.ohri.ca/programs/clinical_epidemiology/oxford.htm

Bibliographische Angaben herunterladen

Suchen in: