Original sentence: Evidence suggests that cognitive behavioral therapy (CBT) and graded exercise therapy (GET) can be beneficial in some cases.However, the AHRQ (Agency for Healthcare Research and Quality) in the United States has found, after excluding studies based on the Oxford diagnostic criteria, that there is insufficient evidence of the effectiveness of graded exercise therapy (GET) and only weak evidence for cognitive behavioural therapy (CBT) on only one outcome measure (fatigue)
Edited sentence: Evidence suggests that cognitive behavioral therapy and a gradual increase in activity suited to individual capacity can be beneficial in some cases