Multicentre prospective observational study protocol for radiation exposure from gastrointestinal fluoroscopic procedures (REX-GI study).
Tsutomu NishidaShiro HayashiMamoru TakenakaMakoto HosonoHirofumi KogureKenkei HasataniShinjiro YamaguchiHirotsugu MaruyamaHisashi DoyamaHideyuki IharaToshiyuki YoshioKoji NagaikeTakuya YamadaTakayuki YakushijinTadayuki TakagiHidetaka TsumuraAkira KuritaSatoshi AsaiYukiko ItoToshio KuwaiYasuki HoriIruru MaetaniKenji IkezawaTakuji IwashitaKengo MatsumotoMasami Inadanull nullPublished in: BMJ open (2020)
The UMIN Clinical Trials Registry, UMIN000036525.