David P Kelsen

The Quality of Quality-of-Life and Cost-Effectiveness Analyses.

Derek G Power, David P Kelsen, Manish A Shah, 2008, Gastrointestinal cancer research : GCR.

A 72-year-old man with duodenal adenocarcinoma.

David P Kelsen, Ali Shamseddine, Fady Geara, 2012, Gastrointestinal cancer research : GCR.

A young woman with liver cancer.

David P Kelsen, David Wehbe, Ali Shamseddine, 2013, Gastrointestinal cancer research : GCR.