Fig. 2.
Estimated temporal trend of sexually transmitted infections among female sex workers in China during 2000–2011. *Only infection with > 10 papers were included, so the analysis excluded HPV because there are only four papers being found
Estimated temporal trend of sexually transmitted infections among female sex workers in China during 2000–2011. *Only infection with > 10 papers were included, so the analysis excluded HPV because there are only four papers being found