Women vaccinated for HPV have a lower probability of conceiving.
A lowered probability of pregnancy in females in the USA aged 25–29 who received a human papillomavirus vaccine injection
Gayle DeLong (2018) Journal of Toxicology and Environmental Health, Part A, 81:14, 661-674, DOI: 10.1080/15287394.2018.1477640
Approximately 60% of the single women who did not receive the HPV vaccine had been pregnant at least once, whereas only 35% of women who were exposed to the vaccine had conceived. For married women, 75% who did not receive the shot were found to conceive, while only 50% who received the vaccine had ever been pregnant.