RT Journal Article SR Electronic T1 Acute appendicitis and Enterobius vermicularis infestation JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E477 OP E477 DO 10.1503/cmaj.181194 VO 191 IS 17 A1 Habashi, Rogeh A1 Lisi, Michael Patrick YR 2019 UL http://www.cmaj.ca/content/191/17/E477.abstract