Assertion: stratification | /r/CapableOf | improve prognostic value
Facets:
value: according to a study
type: OTHER
value: over stratification
type: OTHER
Source sentences:
text: Stratification of melanoma into groups based on calculated tumor area improves prognostic value over stratification using the category based on Breslow thickness, according to a study published online June 26 in JAMA Dermatology.