TY  - RPRT
TI  - Patch testing with copper sulphate.
AU  - S Walton
PY  - 1983
DO  - 10.1111/j.1600-0536.1983.tb04422.x
UR  - https://pubmed.ncbi.nlm.nih.gov/6617196/
ID  - 6617196
ER  -