Professor Luke O'Neill joined Pat this morning with news and updates from the world of science and covid including  Spain allows vaccine mixing, Pfizer might also have a drug to kill SARS-CoV2, weight gain during Lockdown and snacking / alcohol consumption, and did the virus come from a lab in Wuhan?

Read more here: Luke O'Neill: Those who get AstraZeneca 'could be topped up with Pfizer'

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