TY  - RPRT
TI  - Face frame anchorage for closing spaces by protraction--a solution for missing teeth.
AU  - R A Hocevar
PY  - 1988
DO  - 10.1016/0889-5406(88)90010-8
UR  - https://pubmed.ncbi.nlm.nih.gov/3195516/
ID  - 3195516
ER  -