Effectiveness of COVID-19 vaccine booster in the general population and in subjects with comorbidities. A population-based study in Spain

1. Mallah, N.
2. Pardo-Seco, J.
3. López-Pérez, L.-R.
4. González-Pérez, J.-M.
5. Rosón, B.
6. Otero-Barrós, M.-T.
7. Durán-Parrondo, C.
8. Nartallo-Penas, V.
9. Mirás-Carballal, S.
10. Rodríguez-Tenreiro, C.
11. Rivero-Calle, I.
12. Gómez-Carballa, A.
13. Salas, A.
14. Martinón-Torres, F.