Nelson, D B ASGE technology status evaluation report. Endoscopic retrieval devices. February 1999. American Society for Gastrointestinal Endoscopy. [electronic resource] - Gastrointestinal endoscopy Dec 1999 - 932-4 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0016-5107 Standard No.: 10.1016/s0016-5107(99)70199-9 doi Subjects--Topical Terms: Device Removal--instrumentationDigestive SystemEndoscopes, GastrointestinalEquipment DesignForeign Bodies--surgeryGastrointestinal Neoplasms--surgeryHumansPolyps--surgerySurgical InstrumentsTechnology Assessment, BiomedicalUnited States