RT Journal Article SR Electronic T1 Portomesenteric vein gas with pneumatosis intestinalis: successful conservative treatment JF BMJ Case Reports JO BMJ Case Reports FD BMJ Publishing Group Ltd SP e241082 DO 10.1136/bcr-2020-241082 VO 14 IS 1 A1 Min Sung Kim A1 Jinsung Kim A1 Kwanghyun Cho A1 Heebum Yang YR 2021 UL http://casereports.bmj.com/content/14/1/e241082.abstract