A trial on the second dose of the anti-Covid vaccine will start at the Spallanzani Hospital in Rome, after the first with AstraZeneca, using other vaccines including Sputnik.
This was announced by the medical director Francesco Vaia and the regional councilor for health Alessio D'Amato.
There will be 600 volunteers who after the first dose with AstraZeneca will have the second with Pfizer, Moderna and the two different Sputnik adenoviruses.
For the start of the trial, it was explained, Aifa's ok is expected.
