Leão, PCarneiro, TLuís, DCampelos, SPereira, PMachado, AMacedo, GGomes, A2012-06-082012-06-082008In:9th World Congress of Esophagus Diseases April 2008. Monaco; 2008http://hdl.handle.net/10400.23/265engNeoplasias do EsófagoTumores NeuroendócrinosNeuroendocrine Tumor of Esophagusconference object