title: RECENT ADVANCES IN THE REMOVAL OF MAGNETIC FOREIGN BODIES FROM THE ESOPHAGUS, STOMACH AND DUODENUM WITH CONTROLLABLE PERMANENT MAGNETS.
mesh_terms: D020811:Biomedical Technology; D004386:Duodenum; D004947:Esophagus; D005547:Foreign Bodies; D005767:Gastrointestinal Diseases; D006801:Humans; D060328:Magnetic Phenomena; D008280:Magnetics; D059346:Magnets; D013677:Medical Laboratory Science; D011859:Radiography; D013270:Stomach
keywords: FOREIGN BODIES; GASTROINTESTINAL DISEASES; MAGNETICS; RADIOGRAPHY; TECHNOLOGY, MEDICAL