Assertion: acne | /r/HasProperty | persistent
Facets:
Source sentences:
text: Effective treatments are available, but acne can be persistent.
text: Treatment Treatment depends on how severe and persistent the acne is.
text: Effective treatments are available, but acne can be persistent.
text: Isotretinoin is often used if acne is persistent or treatment-resistant
text: But if acne is cystic, nodular, stubborn, or persistent, you should see a doctor and figure out the root cause; it might be something more than oil and mild bacteria.