A new study showed that older Israelis who received a third dose of a COVID-19 vaccine are much less likely to test positive for SARS-CoV-2 or to develop severe COVID-19 than are those who have had only two shots. Susan Ellenberg, PhD, commented.
A new study showed that older Israelis who received a third dose of a COVID-19 vaccine are much less likely to test positive for SARS-CoV-2 or to develop severe COVID-19 than are those who have had only two shots. Susan Ellenberg, PhD, commented.