Sentinel node skills verification and surgeon performance: Data from a multicenter clinical trial for early-stage breast cancer

Katherine E. Posther, Linda M. McCall, Peter W. Blumencranz, William E. Burak, Peter D. Beitsch, Nora M. Hansen, Monica Morrow, Lee G. Wilke, James E. Herndon, Kelly K. Hunt, Armando E. Giuliano, Blake Cady, Anthony E. Meyer, Harry D. Bear, Nicholas J. Petrelli, Daniel G. Coit, Carlos A. Pellegrini