RT Journal Article SR Electronic T1 Testicular torsion JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E792 OP E792 DO 10.1503/cmaj.190158 VO 191 IS 28 A1 Melise Keays A1 Hans Rosenberg YR 2019 UL http://www.cmaj.ca/content/191/28/E792.abstract