欧洲疾控中心：2024年HPV疫苗接种在女性锥状瘤患者中的有效性、有效性和安全性：系统综述和荟萃分析报告（英文版）

Little is known about the degree and duration of naturally acquired immunity after the first infection with HPV [13, 14]. Although infections with one HPV type may provide some natural protection against that particular HPV type, they most likely do not provide protection against other HPV types [15]. The serological response after HPV vaccination is stronger than the response after natural infection, providing people with long-term direct protection against vaccine-targeted HPV types