Unveiling the long-term impact: exploring the link between exposure to the great Chinese famine and health-related quality of life in middle-aged and elderly populations through propensity score matching

• Wenlong WangNingxia Medical University
• Jiahui HeNingxia Medical University
• Ximin MaNingxia Medical University
• Zhaoyan Hu
• Baokai GaoPeking University First Hospital
• Jiancai DuNingxia Medical University
• Hui QiaoNingxia Medical University