Abuja, 24 October 2023 – Nigeria today introduced the human papillomavirus (HPV) vaccine into its routine immunization system, aiming to reach 7.7 million girls – the largest number in a single round of HPV vaccination in the African region – in a vaccination drive against the virus that causes nearly all cases of cervical cancer. Girls aged 9–14 years will receive a single dose of the vaccine, which is highly efficacious in preventing infection with HPV types 16 and 18 that are known to cause at least 70% of cervical cancers. In...