The entire EGD and Colonoscopy and associated polyps resection are usually done within half hour under conscious sedation.
Study of Biodegradable EGD Two-stroke Gasoline Engine Lubricant and Evaluating Techniques;
病人：研究納入了712例病人，包括254例分劑量腸道準備的病人，411例只進行EGD，47例進行了*作前整晚腸道準備組。
Technology of VxWorks Graphical Interface Development Based on EGK/EGD
