This journal suppl. entitled: 18th Medical Research Conference; Department of Medicine, The University of Hong Kong, Queen Mary Hospital, Hong KongINTRODUCTION: Gastric cancer diagnosed within 3 years of previous negative gastroscopy (OGD) is considered as missed cancers. Little is known about the characteristics and prognosis of these patients. This study aimed to compare the frequency, characteristics, and prognosis of gastric cancer patients with a previous negative OGD …postprin
