[1] Gilead Sci Inc, 353 Lakeside Dr, Foster City, CA 94404 USA
[2] Kings Coll Hosp NHS Trust, London, England
[3] Kyushu Med Ctr, Fukuoka, Japan
[4] Korea Univ, Internal Med, Seoul, South Korea
[5] Keimyung Univ, Dongsan Med Ctr, Daegu, South Korea
[6] Oddziak Obserwacyjno Zakazny, Infect & Liver Dis, Lodz, Poland
[7] Silicon Valley Res Inst, San Jose, CA USA
[8] Hosp Univ Vall dHebron, Barcelona, Spain
[9] Clin Infect Dis Hosp, St Petersburg, Russia