Capelle, L.G.

cancer patient study pylori lesion lymphoma diagnosis gastriti metaplasia cancer risk dysplasia gmalt serum leptin levels leptin malt lymphoma endoscopy level serum surveillance helicobacter incidence stage mutation biopsy syndrome population helicobacter pylori infection chapter prevalence premalignant carrier subject pre-malignant infection family pylori infection table atrophy control olgim syndrome mutation carriers system netherland pepsinogen helicobacter pylori dlbcl cohort agreement value association mucosa vries ac factor gastroenterol marker gastroenterology result endoscopic screening surveillance endoscopy follow-up difference adenocarcinoma addition detection fication dutch population grade analysis number dutch histological classi mlh 1 country cancer diagnosis nonpolyposis colorectal cancer pepsinogen i classification tissue