Coronavirus: Johnson & Johnson says booster shot led to large spike in COVID-19 antibodies<br/><a href="https://www.whio.com/news/trending/coronavirus-johnson-johnson-says-booster-shot-led-large-spike-covid-19-antibodies/UNNMR6TDM5F7HEERY5K67SBABE/" rel="noreferrer noopener" target="_blank">whio.com</a>