%0 Journal Article %A Matthew Smith %T “Witchcraft, a fad or a racket?” Food allergy in historical perspective %D 2016 %R 10.1503/cmaj.150575 %J Canadian Medical Association Journal %P 64-65 %V 188 %N 1 %U https://www.cmaj.ca/content/cmaj/188/1/64.full.pdf