Online Positive Affect Journaling in the Improvement of Mental Distress and Well-Being in General Medical Patients With Elevated Anxiety Symptoms: A Preliminary Randomized Controlled Trial.
Christopher G EngelandJillian A JohnsonBrandon J AuerErik B LehmanGiampaolo TalamoChristopher N SciamannaPublished in: JMIR mental health (2018)
ClinicalTrials.gov NCT01873599; https://clinicaltrials.gov/ct2/show/NCT01873599 (Archived by WebCite at http://www.webcitation.org/73ZGFzD2Z).