Journal of Infectious Diseases
Volume 223, Issue 7, 1 April 2021
One-Year Decline of Poliovirus Antibodies Following Fractional-Dose Inactivated Poliovirus Vaccine
Ali Faisal Saleem, Ondrej Mach, Mohammad Tahir Yousafzai, Zaubina Kazi, Attaullah Baig …
The Journal of Infectious Diseases, Volume 223, Issue 7, 1 April 2021, Pages 1214–1221, https://doi.org/10.1093/infdis/jiaa504
A significant decline in antibody titers 12 months following the second IPV dose was observed. The slope of decline was similar for full IPV and fIPV recipients, providing further evidence that fIPV is a viable option for IPV dose sparing.