You see what you look for.
D000747:Anemia, Hypochromic / Q000150:complications; D005753:Gastric Mucosa / Q000473:pathology; D006471:Gastrointestinal Hemorrhage / Q000150:complications; D005773:Gastroscopy; D006548:Hernia, Diaphragmatic / Q000150:complications*; D006551:Hernia, Hiatal / Q000150:complications*; D006801:Humans; D013272:Stomach Diseases / Q000209:etiology* / Q000473:pathology