<prompt> unaweza kugeuza matini haya ya swahilikwa kiingereza?chanjo ya human papillomavirus, au hpv, inapunguza visa vya saratani ya shingo ya kizazi kwa karibu 90, data ya kwanza ya kweli inaonesha.  <response>: the human papillomavirus, or hpv, vaccine is cutting cases of cervical cancer by nearly 90, the first real-world data shows. 