Johnson & Johnson 1-Dose Shot Prevents COVID-19, But Less Than Some Others
![Johnson & Johnson 1-Dose Shot Prevents COVID-19, But Less Than Some Others](https://video.newsserve.net/700/v/20210129/2101291734-Johnson-Johnson-Dose-Shot-Prevents-COVID.jpg)
Johnson & Johnson 1-Dose Shot Prevents COVID-19, But Less Than Some Others
Johnson & Johnson’s long-awaited vaccine appears to protect against COVID-19 with just one shot – not as strong as some two-shot rivals but still potentially helpful for a world in dire need of more doses.