<a href="https://edition.cnn.com/2022/04/05/health/israel-fourth-dose-study/index.html" target="_blank" rel="noopener nofollow">https://edition.cnn.com/2022/04/05/health/israel-fourth-dose-study/index.html</a><br><a href="https://covid.cdc.gov/covid-data-tracker/#trends_weeklycases_select_00" target="_blank" rel="noopener nofollow">https://covid.cdc.gov/covid-data-tracker/#trends_weeklycases_select_00</a><br><a href="https://www3.nhk.or.jp/news/special/coronavirus/data-all/" target="_blank" rel="noopener nofollow">https://www3.nhk.or.jp/news/special/coronavirus/data-all/</a><br><a href="https://www3.nhk.or.jp/news/special/coronavirus/vaccine/world_progress/" target="_blank" rel="noopener nofollow">https://www3.nhk.or.jp/news/special/coronavirus/vaccine/world_progress/</a>