High rate of long term virological response after a 48-week course of interferon plus ribavirin in chronic hepatitis C relapsers. Results of a 187 patients randomised trial: Eveline Boucher, Sylvie Jacquelinet, Svc des Maladies du Foie and INSERM U-522, Univ Hosp Pontchaillou, Renner France; Valérie Canva, Univ Hosp, Lille France; Bruno Turlin, Ronald Colimon, Univ Hosp Pontchaillou, Rennes France; Christian Jacquelinet, INSERM U-522, Rennes France; Dominique Guyader, Yves Deugnier, Univ Hosp Pontchaillou, Rennes France; Pierre Brissot, Svc des Maladies du Foie and INSERM U-522, Univ Hosp Pontchaillou, Rennes France