[Possibility and value of a multicenter trial for the evaluation of psychotherapy].
D002986:Clinical Trials as Topic; D006801:Humans; D001523:Mental Disorders / Q000523:psychology / Q000628:therapy*; D011369:Professional-Patient Relations; D011581:Psychological Tests; D011613:Psychotherapy / Q000379:methods*; D012106:Research
Possibilité et intérêt d'enquêtes multicentriques pour l'évaluation des psychothérapies.