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Effects of interproximal enamel reduction on the interradicular distance in 180 interproximal spaces
| With IER (n = 104) |
Without IER (n = 76) |
|
|---|---|---|
| Interradicular distance increased | 62.50% | 63.16% |
| Interradicular distance decreased | 37.50% | 36.84% |
IER interproximal enamel reduction
