TY  - RPRT
TI  - Is tooth structure not sacred anymore?
AU  - H O Heymann
AU  - E J Swift
PY  - 2001
DO  - 10.1111/j.1708-8240.2001.tb01009.x
UR  - https://pubmed.ncbi.nlm.nih.gov/11699579/
ID  - 11699579
ER  -