[1] Univ Antwerp, WHO,Dept Epidemiol & Social Med, Collaborating Ctr Prevent & Control Viral Hepatit, Viral Hepatitis Prevent Board, B-2610 Antwerp, Belgium
[2] WHO, CH-1211 Geneva, Switzerland
[3] Univ London London Sch Hyg & Trop Med, Unit Infect Dis Epidemiol, London WC1E 7HT, England
[4] Ctr Dis Control & Prevent, Viral Hepatitis Program, Alaska Native Med Ctr, Anchorage, AK 99508 USA
[5] Ctr Dis Control & Prevent, Viral Hepatitis Program, Arctic Invest Program, Anchorage, AK 99508 USA
[6] Univ Milan, Inst Virol, I-20133 Milan, Italy
[7] Inst Natl Sante Publ Quebec, Grp Sci Immunisat, Beauport, PQ G1E 7G9, Canada
[8] Univ Regensburg, Inst Med Mikrobiol & Hyg, D-93053 Regensburg, Germany
[9] Johannes Gutenberg Univ Mainz, Med Klin & Poliklin 1, D-55131 Mainz, Germany
[10] Kaohsiung Chang Gung Mem Hosp, Dept Internal Med, Div Gastroenterol Hepatol, Kaohsiung 833, Taiwan
[11] Ege Univ, Fac Med, Dept Gastroenterol, Izmir, Turkey
[12] WHO, Dept Commun Dis Surveillance & Response, Global Alert & Response, CH-1211 Geneva, Switzerland
[13] Ctr Dis Control & Prevent, Div Viral Hepapitis, Atlanta, GA 30333 USA
[14] Guys Kings & St Thomas Sch Med & Dent, Div Infect, London, England