Mutations in the basic core promoter region of hepatitis B virus. Relationship with precore variants and HBV genotypes in a Spanish population of HBV carriers

1. Jardi, R.
2. Rodriguez, F.
3. Buti, M.
4. Costa, X.
5. Valdes, A.
6. Allende, H.
7. Schaper, M.
8. Galimany, R.
9. Esteban, R.
10. Guardia, J.