TY  - RPRT
TI  - Etching versus nonetching.
AU  - E Silverman
AU  - M Cohen
PY  - 1998
DO  - 10.1016/s0889-5406(98)70036-8
UR  - https://pubmed.ncbi.nlm.nih.gov/9790318/
ID  - 9790318
ER  -