India, July 15 -- Nearly 20 million infants missed at least one dose of DTP-containing vaccine last year, including 14.3 million "zero-dose" children who never received a single dose of any vaccine, according to two UN agencies.

That is 4 million more than the 2024 target needed to stay on track with the World Health Organization's Immunization Agenda 2030 goals, and 1.4 million more than in 2019, the baseline year for measuring progress.

WHO and UNICEF on Monday released new national immunization coverage data.

Data from 195 countries show that 131 countries have consistently reached at least 90% of children with the first dose of DTP vaccine since 2019, but there has been no significant movement in expanding this group. Among the count...