Maria Kleinstäuber, Michael Witthöft, Andrés Steffanowski, Harm van Marwijk, Wolfgang Hiller, Michael J Lambert, Cochrane Common Mental Disorders Group
Cochrane Database Syst Rev. 2014 Nov; 2014(11): CD010628. Published online 2014 Nov 7. doi: 10.1002/14651858.CD010628.pub2