TY  - RPRT
TI  - Two in-office bleaching systems: a scanning electron microscope study.
AU  - J Gultz
AU  - J Kaim
AU  - W Scherer
AU  - H Gupta
PY  - 1999
UR  - https://pubmed.ncbi.nlm.nih.gov/10650376/
ID  - 10650376
ER  -