BMC Public Health · 2014 · 83 citations · 24 references
The prevalence of HPV infection was highest among younger women and decreased steadily with age among this population of urban Nigerian women.
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Prevalence of HPV Infection Among Females in the United States
Eileen F. Dunne, Elizabeth R. Unger, Maya Sternberg et al. · JAMA · 2007 · 1.6K citations · Full text