XELOX (capecitabine plus oxaliplatin) in recurrent or metastatic ampullary carcinoma: varying efficacies between intestinal and pancreatobiliary type
( Han Sang Kim ) , ( Jeong Youp Park ) , ( Seung Woo Park ) , ( Si Young Song ) , ( Sang Jun Shin ) , ( Sun Young Rha ) , ( Hyun Ki Kim ) , ( Hye Jin Choi )
