Usage and Dose Response of a Mobile Acceptance and Commitment Therapy App: Secondary Analysis of the Intervention Arm of a Randomized Controlled Trial
Elina Mattila, Raimo Lappalainen, Pasi Välkkynen, Essi Sairanen, Päivi Lappalainen, Leila Karhunen
JMIR mHealth and uHealth · 2016
10.2196/mhealth.5241