Effect of WeChat-based intervention on food safety knowledge, attitudes and practices among university students in Chongqing, China: a quasi-experimental study. - Cai, Zhengjie; Luo, Xinmiao; Xu, Xianglong; Shi, Zumin; Reis, Cesar; Sharma, Manoj; Hou, Xiaorong; Zhao, Yong (Journal of Health, Population & Nutrition, 2023)