Pig trial of AstraZeneca's COVID-19 vaccine shows promise with two shots - Reuters 25-Jun-2020

Pig trial of AstraZeneca's COVID-19 vaccine shows promise with two shots - Reuters

A trial of AstraZeneca's experimental COVID-19 vaccine in pigs has found that two doses of the Oxford University-developed shot produced a greater antibody response than a single dose, scientists said on Tuesday.