RT Journal Article SR Electronic T1 Clinical research during the COVID-19 pandemic: gastroenterology researchers’ perspective JF Frontline Gastroenterology JO Frontline Gastroenterol FD BMJ Publishing Group Ltd SP 252 OP 254 DO 10.1136/flgastro-2020-101585 VO 12 IS 3 A1 Niriella, Madunil Anuk A1 De Silva, Arjuna Priyadarshin A1 de Silva, Hithanadura Asita A1 de Silva, Hithanadura Janaka YR 2021 UL http://fg.bmj.com/content/12/3/252.abstract AB