| the prevalence of antibody to delta virus in western canada. | to assess the prevalence and pathological role of hepatitis d virus (hdv) infection in western canada, we tested a total of 310 sera from the province of alberta, yukon and northwest territories for antibody to hd (anti-hdv) by commercial solid phase radioimmunoassay. two hundred and forty-five sera were hepatitis b surface antigen (hbsag) positive. these were classified on the basis of clinical and biochemical data as either acute hepatitis, chronic hepatitis or in the healthy carrier phase of ... | 1986 | 3757321 |