Linked from
The 9 pages that link to HPV vaccine, each with the reason it gives.
Human papillomavirusRelated: Vaccination prevents many infections before exposure.
Cervical cancerRelated: Vaccination prevents many infections that can lead to cervical cancer.
Anal cancerRelated: Vaccination prevents HPV infections that cause most anal cancers.
Penile cancerRelated: Preventing oncogenic HPV infection may reduce HPV-associated penile cancers.