A New-style Spherical Anchorage Device

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ZHOU Hui-ying

MA Bao-an

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Publication Date：2007-01-01

Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)

Pages：3( 40-42 )

PKUISTIC

ISSN：1003-496X

Year, Vol.(Issue)：2007,38(9)