SUrveillance of PREMalignant Stomach - Individualized Endoscopic Follow-up
Conditions
- Atrophic Gastritis
- Intestinal Metaplasia
- Gastric Dysplasia
- Gastric Cancer
Interventions
- DIAGNOSTIC_TEST: Upper gastrointestinal endoscopy
Sponsor
Instituto Portugues de Oncologia, Francisco Gentil, Porto