TY  - RPRT
TI  - Fracture of human dentin: a high resolution scanning electron microscope study.
AU  - M Spector
AU  - S E Taylor
DO  - 10.1177/00220345760550063001
UR  - https://pubmed.ncbi.nlm.nih.gov/1069766/
ID  - 1069766
ER  -