RT Journal Article SR Electronic T1 A 63-year-old man with chronic spontaneous urticaria JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 279 OP 283 DO 10.1503/cmaj.150154 VO 188 IS 4 A1 Gordon L. Sussman A1 Jacques Hebert A1 F. Estelle R. Simons YR 2016 UL http://www.cmaj.ca/content/188/4/279.abstract