Aihara, Hiroyuki A novel magnetic countertraction device for endoscopic submucosal dissection significantly reduces procedure time and minimizes technical difficulty. [electronic resource] - Endoscopy May 2014 - 422-5 p. digital Publication Type: Journal Article ISSN: 1438-8812 Standard No.: 10.1055/s-0034-1364940 doi Subjects--Topical Terms: AnimalsDisease Models, AnimalDissection--instrumentationEquipment DesignGastroscopesGastroscopy--methodsMagnetics--instrumentationOperative TimeSwine