Characteristics of 4 non-infectious disease studies addressing research question 1a.

aQ1: Can social media be integrated into disease surveillance practice and outbreak detection management to support and improve public health and outbreak management?Characteristics of 4 non-infectious disease studies addressing research question 1a.aQ1：社交媒体能否融入疾病监测（disease surveillance）实践与疫情检测管理工作，以支撑并优化公共卫生及疫情管理？针对研究问题1a的4项非传染性疾病（non-infectious disease）相关研究的特征。