TY  - RPRT
TI  - A method for removable orthodontic appliance construction.
AU  - E E Roberts
AU  - J A Knapp
PY  - 1976
DO  - 10.1179/bjo.3.2.87
UR  - https://pubmed.ncbi.nlm.nih.gov/1065385/
ID  - 1065385
ER  -