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Citation: Ea. Roberts-harry et V. Clerehugh, Subgingival calculus: where are we now? A comparative review, J DENT, 28(2), 2000, pp. 93-102

Authors: Roberts-Harry, EA Clerehugh, V Shore, RC Kirkham, J Robinson, C

Citation: Ea. Roberts-harry et al., Morphology and elemental composition of subgingival calculus in two ethnicgroups, J PERIODONT, 71(9), 2000, pp. 1401-1411