• openAccess   Is self-guided internet-based cognitive behavioural therapy (iCBT) harmful? An individual participant data meta-analysis 

      Karyotaki, Eirini; Kemmeren, Lise; Riper, Heleen; Twisk, Jos; Hoogendoorn, Adriaan; Kleiboer, Annet; Mira, Adriana; Mackinnon, Andrew; Meyer, Björn; Botella, Cristina; Littlewood, Elizabeth; Andersson, Gerhard; Christensen, Helen; Klein, Jan P.; Schröder, Johanna; Bretón-López, Juana; Scheider, Justine; Griffiths, Kathy; Farrer, Louise; Huibers, Marcus J. H.; Phillips, Rachel; Gilbody, Simon; Moritz, Steffen; Berger, Thomas; Pop, Victor; Spek, Viola; Cuijpers, Pim Cambridge University Press (2018)
      Background. Little is known about potential harmful effects as a consequence of self-guided internet-based cognitive behaviour therapy (iCBT), such as symptom deterioration rates. Thus, safety concerns remain and hamper ...