TY  - RPRT
TI  - Comparison study between three tooth positioners.
AU  - W A Mischler
AU  - H P Delivanis
PY  - 1984
DO  - 10.1016/0002-9416(84)90007-1
UR  - https://pubmed.ncbi.nlm.nih.gov/6594055/
ID  - 6594055
ER  -