Mental health trajectories of children and adolescents up to 5 years after the onset of the COVID-19 pandemic: a longitudinal study. - Richard V; Lorthe E; Dumont R; Bovio N; Fernandez NB; Nehme M; Barbe RP; Posfay-Barbe KM; Guessous I; Stringhini S (Child and adolescent psychiatry and mental health, 2026)