NIKOLOVA, Simona; SERETIS, Grigorios. PSYCHOLOGICAL EFFECTS OF COVID-19 ON TEENAGERS. KNOWLEDGE - International Journal , [S. l.], v. 67, n. 1, p. 257–260, 2025. Disponível em: https://ojs.ikm.mk/index.php/kij/article/view/7378. Acesso em: 28 aug. 2026.