RT Journal Article SR Electronic T1 Endotracheal tube fastening device-related pressure necrosis of the upper lip JF BMJ Case Reports JO BMJ Case Reports FD BMJ Publishing Group Ltd SP e233285 DO 10.1136/bcr-2019-233285 VO 13 IS 2 A1 Dominik Greda A1 David Straka A1 Matthew Cooper A1 Russel Kahmke YR 2020 UL http://casereports.bmj.com/content/13/2/e233285.abstract AB