Al-Ayoubi et al., 2018: Al-Ayoubi J, Behrendt P, Bremer B, Suneetha PV, Gisa A, Rinker F, Manns MP, Cornberg M, Wedemeyer H, Kraft ARM. Hepatitis E virus ORF 1 induces proliferative and functional T-cell responses in patients with ongoing and resolved hepatitis E. Liver international : official journal of the International Association for the Study of the Liver. 2018; 38(2); 266-277. [PubMed: 28718943].