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. 1986 Feb;2(1):20-34.
doi: 10.1111/j.1600-9657.1986.tb00119.x.

The periapical index: a scoring system for radiographic assessment of apical periodontitis

D Orstavik, K Kerekes, H M Eriksen

The periapical index: a scoring system for radiographic assessment of apical periodontitis

D Orstavik et al. Endod Dent Traumatol. 1986 Feb.
No abstract available

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