The Usefulness of Psychotherapy for Severe and Recurrent Bipolar Disorder

The usefulness of psychotherapy for severe and recurrent bipolar disorder

A) is controversial.
B) was well-established for most patients by a randomized controlled study conducted by Scott and colleagues (2006) .
C) has yet to be examined in any controlled research; research to date has not employed randomized controlled methods.
D) has been established with consistent findings from several randomized controlled studies.