Endoscopy during the COVID-19 pandemic: simple construction of a single-use, disposable face shield using inexpensive and readily available materials - Alexandros Skamnelos, MD; Alberto Murino, MD; Nikolaos Lazaridis, MD, PhD; Lloyd Cunado; Edward J. Despott, MD, FRCP, FEBGH, FASGE, MD(Res) (VideoGIE, 2020)