RT Journal Article SR Electronic T1 Perforation of the cervical esophagus due to an ingested toothbrush JF Trauma Surgery & Acute Care Open JO Trauma Surg Acute Care Open FD BMJ Publishing Group Ltd SP e001080 DO 10.1136/tsaco-2022-001080 VO 8 IS 1 A1 Yuko (Yuja) So (Song) A1 Tsuyoshi Nagao A1 Tomoki Kanda A1 Kaori Ito YR 2023 UL http://tsaco.bmj.com/content/8/1/e001080.abstract AB