{Reference Type}: Journal Article {Title}: Response of Unvaccinated US Adults to Official Information About the Pause in Use of the Johnson & Johnson-Janssen COVID-19 Vaccine: Cross-Sectional Survey Study. {Author}: Mishra V;Dexter JP; {Journal}: J Med Internet Res {Volume}: 26 {Issue}: 0 {Year}: 2024 Apr 1 {Factor}: 7.076 {DOI}: 10.2196/41559 {Abstract}: Using a rapid response web-based survey, we identified gaps in public understanding of the Centers for Disease Control and Prevention's messaging about the pause in use of the Johnson & Johnson-Janssen COVID-19 vaccine and estimated changes in vaccine hesitancy using counterfactual questions.