1. Hepatitis delta virus disease;Rizzetto,1986
2. The delta agent;Rizzetto;Hepatology,1983
3. Clinical aspects of delta agent infection in Southern Italy;Sagnelli;Prog Clin Biol Res,1983
4. Treatment of chronic delta hepatitis with recombinant human alpha Interferon;Hoofnagle,1985
5. Treatment of chronic delta hepatitis with alpha-2 recombinant interferon;Rizzetto;J Hepatol,1986