TY  - RPRT
TI  - Unerupted premolars--an alternative approach.
AU  - P J Sandler
AU  - S D Springate
PY  - 1991
DO  - 10.1179/bjo.18.4.315
UR  - https://pubmed.ncbi.nlm.nih.gov/1782190/
ID  - 1782190
ER  -