Effectiveness and Parental Acceptability of Social Networking Interventions for Promoting Seasonal Influenza Vaccination Among Young Children: Randomized Controlled Trial.
Qiuyan LiaoRichard FieldingDerek Yee Tak CheungJinxiao LianWendy Wing Tak LamPublished in: Journal of medical Internet research (2020)
Hong Kong University Clinical Trials Registry HKUCTR-2250; https://tinyurl.com/vejv276.