1. Chiaramonte, M., Stroffolini, T., Caporaso, N., Coppola, R., Craxì, A., Gaeta, G. B., Sagnelli, E., Zanetti, A. R. Hepatitis C virus infection in Italy: a multicentric sero-epidemiological study. Ital. J. Gastroenterol. 23 (1991) 555–558.
2. Alfaleh, F. Z., Ayoola, E. A., Aljeffry, M., Alrashed, R., Almofarreh, M., Arif, M., Ramia, S., Alkarawi, M., Alshabrawy, M. Prevalence of antibody to hepatitis C virus among Saudi Arabian children: a community-based study. Hepatology 14 (1991) 215–218.
3. Ngatchu, T., Stroffolini, T., Rapicetta, M., Chjonne, P., Lantum, D., Chiaramonte, M. Seroprevalence of anti-HCV in an urban child population: a pilot survey in a developing area. Cameroon. J. Trop. Med. Hyg. 95 (1992) 57–61.
4. Stroffolini, T., Chiaramonte, M., Franco, E., Rapicetta, M., De Mattia, D., Mura, I., Crivello, R., Giammanco, A., Rigo, G., Scarpa, B. Baseline seroepidemiology of hepatitis A virus infection among children and teenagers in Italy. Infection 19 (1991) 43–46.
5. Stroffolini, T., Chiaramonte, M., Craxì, A., Franco, E., Rapicetta, M., Crivello, R., De Mattia, D., Mura, I., Giammanco, A., Rigo, G. Baseline sero-epidemiology of hepatitis B virus in children and teenagers in Italy. A survey before mass hepatitis B vaccination. J. Infection 22 (1991) 191–199.