44 - Markar SR

44 -

Markar SR, Karthikesalingam A, Thrumurthy S, Low DE. Volume-outcome relationship in surgery for esophageal malignancy: systematic review and meta-analysis 2000-2011. J Gastrointest Surg. 2012;16(5):1055-63. # http://www.ncbi.nlm.nih.gov/pubmed/22089950