NIU, J. Investigating the influences of student- and school-level factors on mental well-being: The empirical insights from SSES 2023 China data. Journal of Happiness and Health, [S. l.], v. 6, n. FirstView Articles, p. 84–98, 2026. DOI: 10.47602/johah.v6i2.167. Disponível em: https://journalofhappinessandhealth.com/index.php/johah/article/view/167. Acesso em: 12 jul. 2026.