Yes. There have been multiple studies, hundreds now, probably thousands, that suggest that it is efficacious, although nothing is perfect, and that it can in fact improve symptoms quite substantially.
Associate Professor, Department of Psychology, University of Regina, As an Individual
Yes. There have been multiple studies, hundreds now, probably thousands, that suggest that it is efficacious, although nothing is perfect, and that it can in fact improve symptoms quite substantially.
See context to find out what was said next.