Diane Harper
... that Diane Harper, who formerly worked on the clinical trials of the HPV vaccine, has since questioned the vaccine's safety and efficacy?
... that <b id="mwDpk"><a href="./Diane_Harper" id="mwDpo" rel="mw:WikiLink" title="Diane Harper">Diane Harper</a></b>, who formerly worked on the clinical trials of the <a href="./HPV_vaccine" id="mwDps" rel="mw:WikiLink" title="HPV vaccine">HPV vaccine</a>, has since questioned the vaccine's safety and efficacy?