He, Y., Liu, L., Song, W., Li, Y., Gao, Y., Zhu, W., Mai, R., Tan, F., Xu, F., Yang, Z. (2026). Anxiety disorder burden inequalities across middle- and high-income countries: 1990–2035 trends and projections. PLoS ONE. https://doi.org/10.1371/journal.pone.0352932