[1] Univ British Columbia, Sch Populat & Publ Hlth, Vancouver, BC, Canada
[2] British Columbia Ctr Dis Control, Hepatitis Program, Vancouver, BC, Canada
[3] British Columbia Ctr Dis Control Data & Analyt Se, Vancouver, BC, Canada
[4] British Columbia Ctr Dis Control Populat & Publ H, Vancouver, BC, Canada
[5] British Columbia Ctr Dis Control Populat Hlth Sur, Vancouver, AB, Canada