The Centers for Disease Control and Prevention’s vaccine advisers voted Friday to abandon universal hepatitis B vaccination for newborns, a massive shift in US immunization policy that experts say will lead to increased illness. Hepatitis B vaccination has been recommended for all infants in the US since 1991, a move that helped slash infections in children from an estimated 18,000 cases per year to about 20. The current CDC vaccine schedule recommends the first dose at birth, a second dose at