Comparison of features of active infective endocarditis involving native cardiac valves in nonintravenous drug users with and without predisposing cardiac disease

1. Castillo, J.C.
2. Anguita, M.P.
3. Torres, F.
4. Mesa, D.
5. Franco, M.
6. González, E.
7. Ojeda, S.
8. Delgado, M.
9. Vallés, F.