Effectiveness of a Web-Based Intervention in Reducing Depression and Sickness Absence: Randomized Controlled Trial.
Till BeiwinkelTabea EißingNils-Torge TelleElisabeth Siegmund-SchultzeWulf RösslerPublished in: Journal of medical Internet research (2017)
International Standard Randomized Controlled Trial Number (ISRCTN): 02446836; http://www.isrctn.com/ISRCTN02446836 (Archived by WebCite at http://www.webcitation.org/6jx4SObnw).