Importance of enhanced surveillance for prevention of pertussis in children

1. Domínguez, A.
2. Godoy, P.
3. Toledo, D.
4. Soldevila, N.
5. García-Cenoz, M.
6. Farrús, G.
7. Crespo, I.
8. Caylà, J.A.
9. Sala, M.R.
10. Camps, N.
11. Barrabeig, I.
12. Alvarez, J.