Xu, Zheng-Lei Mathematical Model and Study Design Could Be Optimized in Spatial Distribution Analysis of Pancreatic Stones. [electronic resource] - Pancreas 08 2019 - e58 p. digital Publication Type: Letter; Research Support, Non-U.S. Gov't; Comment ISSN: 1536-4828 Standard No.: 10.1097/MPA.0000000000001362 doi Subjects--Topical Terms: CalculiHumansModels, TheoreticalPancreatic DuctsPancreatitis, Chronic