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. 2016 Mar;46(2):63-4.
doi: 10.4041/kjod.2016.46.2.63. Epub 2016 Mar 18.

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Cheol-Hyun Moon  1
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Cheol-Hyun Moon. Korean J Orthod. 2016 Mar.
No abstract available

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  • Korean J Orthod. 46:55.

References

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    1. Worms FW, Isaacson RJ, Speidel TM. A concept and classification of centers of rotation and extraoral force systems. Angle Orthod. 1973;43:384–401. - PubMed

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