II-1 Evidence obtained from well-designed controlled trials without randomization II-2 Evidence from well-designed cohort or case-control studies, preferably from more than one centre or research ...
Final year 50.6 48.2 45.2 Penultimate year 49.4 51.8 54.8 Radiographic or visible dentin cavitation (baseline), % 45.3 44.7 41.8 Heavy plaque, % 59.1 56.1 58.4 Frequent snacking, % 37.0 36.4 38.7 ...
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