Xue, A., Xue, Q., Fu, J., Fan, K., Zhang, J., Cai, P., Kuang, Y., Chen, Y., Zhou, J., Jiang, B. (2025). Quantifying the impacts of volume-based procurement policy on spatial accessibility of antidepressants via generic substitution: A four-city cohort study using drug sales data. PLoS ONE. https://doi.org/10.1371/journal.pone.0318509