COVID-19 Vaccine–Related Discussion on Twitter: Topic Modeling and Sentiment AnalysisJournal of Medical Internet Research - Tập 23 Số 6 - Trang e24435
Joanne Chen Lyu, Eileen Le Han, Garving K. Luli
Background Vaccination is a cornerstone of the prevention of communicable
infectious diseases; however, vaccines have traditionally met with public fear
and hesitancy, and COVID-19 vaccines are no exception. Social media use has been
demonstrated to play a role in the low acceptance of vaccines. Objective The aim
of this study is to identify the topics and sentiments in the public COVID-19
vaccine... hiện toàn bộ
Using Facebook Advertising to Recruit Representative Samples: Feasibility Assessment of a Cross-Sectional SurveyJournal of Medical Internet Research - Tập 21 Số 8 - Trang e14021
Lance Garrett Shaver, Ahmed Khawer, Yanqing Yi, Kris Aubrey‐Bassler, Holly Etchegary, Barbara Roebothan, Shabnam Asghari, Peter Wang
Background Facebook has shown promise as an economical means of recruiting
participants for health research. However, few studies have evaluated this
recruitment method in Canada, fewer still targeting older adults, and, to our
knowledge, none specifically in Newfoundland and Labrador (NL). Objective This
study aimed to assess Facebook advertising as an economical means of recruiting
a representat... hiện toàn bộ