相关期刊:《World Journal of Gastrointestinal Surgery》《Journal of Wuhan University of Technology(Materials Science)》《World Journal of Gastroenterology》《World Journal of Gastrointestinal Pharmacology and Therapeutics》更多>>
The location of an ingested foreign object is often difficult to determine by X-ray if gastric air bubbles are not clear in the image.Methods that provide negative contrast can facilitate precise object localization,w...