IL28B polymorphism determines treatment response of patients with hepatitis C genotypes 2 or 3 who do not achieve a rapid virologic response

¹St. Vincent's Hospital, Melbourne, Australia, ²Duke Clinical Research Institute, Duke University, Durham, NC, USA, ³Liver Unit “Casa Sollievo della Sofferenza” IRCCS, San Giovanni R, ITALY, ⁴Center for Human Genome Research, Duke University, Durham, USA