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Fig. 6 | BMC Oral Health

Fig. 6

From: Long-term effect of simulated five years professional mechanical biofilm removal on the luting gap of ceramic restorations

Fig. 6

Exemplary illustration of the luting gap over 5 years of artificial aging. Exemplary illustration of the luting gap over 5 years of professional mechanical biofilm removal (PMPR) and artificial aging, on the left side for one crown replica with AD (adhesive bonding) and on the right side with GIZ (glass-ionomer cement) for all investigated devices a LAPA-1 (air-polishing device with glycine powder), b LAPA-2 (air-polishing device with erythritol powder), c RCP (rubber cup and polishing paste) and the d control group (no cleaning)

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