TY  - RPRT
TI  - [Light transmission in esthetic materials. Evaluation methods].
AU  - W E Baerecke
AU  - A A Beigelis
AU  - R L Macchi
PY  - 1981
UR  - https://pubmed.ncbi.nlm.nih.gov/6949217/
ID  - 6949217
ER  -