RT Journal Article SR Electronic T1 Epigastric discomfort in a 91-year-old woman JF Frontline Gastroenterology JO Frontline Gastroenterol FD BMJ Publishing Group Ltd SP 537 OP 538 DO 10.1136/flgastro-2020-101578 VO 12 IS 6 A1 Shigetsugu Takano A1 Akihiro Suzuki A1 Yoshio Masuya A1 Hiroshi Suzuki A1 Masayuki Ohtsuka YR 2021 UL http://fg.bmj.com/content/12/6/537.abstract AB