TY  - RPRT
TI  - Colophony in collodion.
AU  - T J O'Brien
PY  - 1986
DO  - 10.1111/j.1440-0960.1986.tb00314.x
UR  - https://pubmed.ncbi.nlm.nih.gov/2957991/
ID  - 2957991
ER  -