The final case is distinct from later certification

Bhutan’s national vaccination effort combined health planning with outreach to young people.

The 6 May start was the beginning of a multi-dose rollout, not proof of cancer elimination.

The last reported case was a child in West Bengal whose illness began on 13 January.

The date marks onset of illness in India’s final known wild poliovirus infection.

Immunization workers continued surveillance and vaccination after the last detected case.

A ceremony at Kanyinya marked the start of vaccination for school-age girls.

The opening campaign offered protection against infection associated with cervical cancer.

Local outreach helped reach eligible girls, including those absent from school.

The launch began a programme whose success required several doses and follow-up.

WHO published a regional director’s message for the annual observance held on 31 August.