Assertion: bleach's concentration | /r/HasProperty | applied
Facets:
value: due to low incidence of side
type: CAUSE
value: due to excellent esthetic results
type: CAUSE
value: for 20–60 minutes
type: TEMPORAL
Source sentences:
text: The teeth are isolated in the dental operatory (rubber dam or paint-on dam), and then a high concentration of hydrogen peroxide is applied for 20–60 minutes (Fig. 1).
text: This concentration is more accepted than others, due to excellent esthetic results and low incidence of side effects.3-5