RT Journal Article SR Electronic T1 Nickel allergic contact dermatitis JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1136 OP E1136 DO 10.1503/cmaj.220260 VO 194 IS 33 A1 Zhu, Mingang A1 Vinturache, Angela A1 Ding, Guodong YR 2022 UL http://www.cmaj.ca/content/194/33/E1136.abstract