Adverse events associated with pandemic influenza vaccines: Comparison of the results of a follow-up study with those coming from spontaneous reporting

1. Carvajal, A.
2. Ortega, P.G.
3. Sáinz, M.
4. Velasco, V.
5. Salado, I.
6. Martín Arias, L.H.
7. Eiros, J.M.
8. Pérez Rubio, A.
9. Castrodeza, J.