TY  - GEN
AU  - Berg,R
TI  - [Evaluation of orthodontic treatment results]
SN  - 0020-0336
PY  - 1991///0919
KW  - Evaluation Studies as Topic
KW  - Humans
KW  - Orthodontics, Corrective
KW  - standards
N1  - Publication Type: Journal Article
ER  -