TY  - RPRT
TI  - Perioral leukoderma simulating vitiligo from use of a toothpaste containing cinnamic aldehyde.
AU  - C G Mathias
AU  - H I Maibach
AU  - M A Conant
PY  - 1980
UR  - https://pubmed.ncbi.nlm.nih.gov/7425664/
ID  - 7425664
ER  -