A randomized clinical trial of app cognitive behavior therapy vs. HealthWatch for obsessive compulsive disorder. - Sabine Wilhelm; Jennifer L. Greenberg; Ryan J. Jacoby; Hilary Weingarden; Susanne S. Hoeppner; Dalton Klare; Ivar Snorrason; Adam C. Jaroszewski; Thomas H. McCoy; Oliver Harrison (npj Digit. Medicine, 2025)