On a similar scale, a vaccine to prevent human papilloma virus infection and cervical cancer was tested in almost 30,000 young women. Such studies are very costly, and, by any reasonable standard, the number of patients included in them is grossly excessive.
另一种用于预防人类乳突淋瘤病毒传染和宫颈癌的疫苗也进行了规模相当的试验，在近30 000名年轻女性身上进行了试用。这些研究成本巨大，而且从任何的合理标准看，接受试验的病患数量都大大过多了。