Dai, Qigang, Changjun Bao, Hao Ju, Na Li, Shizhi Wang, Jiaxin Wen, Qiang Zhou, et al. “Analysis of Re-Infection Cases and Influencing Factors Post First Severe COVID-19 Wave in Jiangsu Province, China”. The Journal of Infection in Developing Countries 18, no. 09.1 (September 30, 2024): S92-S100. Accessed February 23, 2025. https://jidc.org/index.php/journal/article/view/39499752.