That's according to Professor Anthony Staines.
A leading health expert doesn't expect using vaccine passports is a realistic option for holding large events.
Professor Anthony Staines believes the logistics of checking passes at Electric Picnic or the Ploughing Championships would be too challenging, with the consequences of making any mistakes to serious.
The Professor of Health Systems at DCU is also arguing against those who say the economy won't recover from prolonged lockdowns:
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