Effect of Cap-assisted Esophagogastroduodenoscopy on Observation of Major Duodenal Papilla

Condition:   Observation of Major Duodenal Papilla (MDP) Interventions:   Device: Cap-EGD;   Device: Duo Sponsor:   Fourth Military Medical University Not yet recruiting - verified July 2017
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials