@misc{indiciae1cedb651b0a6, title = {Class II, division 2 malocclusion--nonextraction.}, author = {S A Hershcopf}, year = {1990}, doi = {10.1016/0889-5406(90)70109-p}, url = {https://pubmed.ncbi.nlm.nih.gov/2333851/}, note = {Source identifier: 2333851} }