1.
Wu T, Song J, She Y, Wen Y, Wang Y. A Retrospective Study of COVID-19 Based on A Dual-Stage Model. IJPHMR [Internet]. 2024 Jun. 26 [cited 2026 Apr. 29];1(3):115-27. Available from: https://wepub.org/index.php/IJPHMR/article/view/2324