Second Permanent Molar Extraction and Late Lower Arch Crowding: A Ten-Year Longitudinal Study
The purpose of this investigation was to examine lower arch alignment in the long term following treatment by second molar extraction. Thirty subjects, treated by extraction of four second permanent molars at an average age of 13.9 years, were examined five and ten years after extractions. None had...
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Sciendo,
1996-10-01T00:00:00Z.
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