Gonzalez-Gonzalez, Jose A Radiation doses to ERCP patients are significantly lower with experienced endoscopists. [electronic resource] - Gastrointestinal endoscopy Feb 2011 - 415 p. digital Publication Type: Comment; Letter ISSN: 1097-6779 Standard No.: 10.1016/j.gie.2010.06.009 doi Subjects--Topical Terms: Cholangiopancreatography, Endoscopic Retrograde--standardsDose-Response Relationship, RadiationHumansRadiation Injuries--prevention & controlRadiation Monitoring--methods