Vaccines: fourth dose to fragile is underway in Lazio, first in Italy

(ANSA) - ROME, FEBRUARY 23 - The fourth dose for the frail starts today in Lazio: it is the first region in Italy.

The administration started in Rieti and Frosinone and concerns the audience of transplant patients, dialysis patients, immunosuppressed people.

The fourth booster should be given 120 days after the 3rd dose.

(HANDLE).