In field archaeology, the importance of non-diagnostic sherds is often overlooked.This archaeological experiment suggests that archaeologists should take into greater consideration, contexts where sherds are found grouped together in close proximity.The authors tested a series of experimental drops of modern pots which were treated as substitutions

Introduction.Subvesical bile duct (SVBD) injury is a secondary major cause of minor bile duct injury after laparoscopic cholecystectomy (LC).However, this injury is usually not recognized intraoperatively, but postoperatively.Case Supplements Report.Case 1: the patient was an 84-year-old female, preoperatively diagnosed with acute cholecystitis.Dur

Accurate localization is the premise of many technologies and applications, such as navigation, emergency assistance and wireless sensor network.For Global Navigation Satellite System (GNSS)-denied urban or indoor environments, various localization technologies based on mobile communication networks or other wireless technologies have been designed