TY  - RPRT
TI  - Functional appliances: a review.
AU  - S E Bishara
AU  - R R Ziaja
PY  - 1989
DO  - 10.1016/0889-5406(89)90055-3
UR  - https://pubmed.ncbi.nlm.nih.gov/2646914/
ID  - 2646914
ER  -