Anti-HCV prevalence was higher in more youthful age groups than in the older age groups, however, there was no significant difference among different age groups for anti-HCV prevalence (2 = 0

Anti-HCV prevalence was higher in more youthful age groups than in the older age groups, however, there was no significant…

Assignment to control or experimental organizations occurred on an predetermined alternating basis, which allowed for a greater number of experimental observations compared with controls

Assignment to control or experimental organizations occurred on an predetermined alternating basis, which allowed for a greater number of experimental…