TY  - RPRT
TI  - Maxillary second molar extraction in Class II malocclusion.
AU  - T M Graber
PY  - 1969
DO  - 10.1016/s0002-9416(69)80002-3
UR  - https://pubmed.ncbi.nlm.nih.gov/5258931/
ID  - 5258931
ER  -