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Fig. 2 | BMC Oral Health

Fig. 2

From: The efficacy of EndoActivator, passive ultrasonic irrigation, and Ultra X in removing calcium hydroxide from root canals: an in-vitro study

Fig. 2

Scoring system for evaluation of CH removal from the artificial grooves. The black arrows indicate the coronal and apical ends of the grooves. a Score 0: The groove is empty. b Score 1: Less than 50% of the groove is filled with CH. c Score 2: More than 50% of the grooves is filled with CH. d Score 3: The groove is completely filled with CH

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BMC Oral Health

ISSN: 1472-6831

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