Alam MM, Ikram A, Mahmood N, Sharif S, et al. Antigenic structure of wild poliovirus type 1 strains endemic in Pakistan is highly conserved and completely neutralized by Sabin's Oral Polio Vaccine. J Infect Dis 2021 Nov 17. pii: 6430438. doi: 10.1093.
PMID: 34791319