Presence of granulocytic ehrlichia in ticks and serological evidence of human infection in La Rioja, Spain

1. Oteo, J.A.
2. Gil, H.
3. Barral, M.
4. Pérez, A.
5. Jimenez, S.
6. Blanco, J.R.
7. Martinez De Artola, V.
8. García-PÉREZ, A.
9. Juste, R.A.