Although false memory psychologists point to therapy sessions as the setting in which people commonly determine that they forgot, and then remembered, abuse. Elliott (1997) found that the majority of people who had forgotten a traumatic event and then remembered it identified the trigger as some form of media presentation, such as a film or a television show. Psychotherapy was the least common trigger for remembering trauma."
KNOWING AND NOT KNOWING ABOUT TRAUMA: IMPLICATIONS FOR THERAPY

Jennifer J. Freyd