Keeping α error at 5 % and β error at 20 %, p < 0.05 and p < 0.01 were deemed statistically significant and highly significant, respectively, for all statistical tests, giving the study an 80 % power level. 3.
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Evaluation of clinical efficacy of Cention N and Tetric N-ceram in class I carious lesion in primary mandibular molars.
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