Enrollment and completion rates of a nationwide guided digital parenting program for children with disruptive behavior before and during COVID-19. - Lintula S; Sourander A; Hinkka-Yli-Salomäki S; Ristkari T; Kinnunen M; Kurki M; Marjamäki A; Gyllenberg D; Kim H; Baumel A (European child & adolescent psychiatry, 2025)