Ключевые слова: abdominal, anatomy, bacteria, body, cancer, care, device, diagnostic, diagram, digestion, digestive, disease, duodenal, duodenum, egd, endoscope, endoscopic, endoscopy, esophagus, examination, flat, gastric, gastritis, gastro, gastroenterologist, gastroenterology, gastrointestinal, gastroscope, gastroscopy, health, healthcare, healthy, human, icon, infection, inflammation, intestinal, medical, medicine, oesophagus, organ, peptic, procedure, science, scientific, stomach, system, ulcer, ulcers,