TY  - RPRT
TI  - Dental arch shape: a statistical analysis using conic sections.
AU  - P D Sampson
PY  - 1981
DO  - 10.1016/s0002-9416(81)90464-4
UR  - https://pubmed.ncbi.nlm.nih.gov/6940448/
ID  - 6940448
ER  -