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Surveillance of Twitter Data on COVID-19 Symptoms During the Omicron Variant Period: A Sentiment Analysis

Surveillance of Twitter Data on COVID-19 Symptoms During the Omicron Variant Period: A Sentiment Analysis

Kaiyue Zhang, Zhaojin Guo, Yujie Ai, An-Ran Li, Anlin Li, Ziyu Liu, Yittie Yi Ting Tse, Xinyu Zhou, Taoran Liu, Chuxi Xiong, Jian Huang, Wai-kit Ming

JMIR Form Res 2025 (Sep 23); 9:e66237

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The Role of Influencers and Echo Chambers in the Diffusion of Vaccine Misinformation: Opinion Mining in a Taiwanese Online Community

The Role of Influencers and Echo Chambers in the Diffusion of Vaccine Misinformation: Opinion Mining in a Taiwanese Online Community

Jason Dean-Chen Yin, Tzu-Chin Wu, Chia-Yun Chen, Fen Lin, Xiaohui Wang

JMIR Infodemiology 2025 (Aug 18); 5:e57951

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Digitalization, Psychological Well-Being, and the Third-Level Digital Divide: Survey Study During the COVID-19 Pandemic in China

Digitalization, Psychological Well-Being, and the Third-Level Digital Divide: Survey Study During the COVID-19 Pandemic in China

Fen Lin, Lei Jin, Xi Chen

J Med Internet Res 2025 (Aug 18); 27:e48195

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Using Machine Learning to Predict Cognitive Decline in Older Adults From the Chinese Longitudinal Healthy Longevity Survey: Model Development and Validation Study

Using Machine Learning to Predict Cognitive Decline in Older Adults From the Chinese Longitudinal Healthy Longevity Survey: Model Development and Validation Study

Hao Ren, Yiying Zheng, Changjin Li, Fengshi Jing, Qiting Wang, Zeyu Luo, Dongxiao Li, Deyi Liang, Weiming Tang, Li Liu, Weibin Cheng

JMIR Aging 2025 (Apr 30); 8:e67437

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