prevalence and risk factors for chlamydia trachomatis, neisseria gonorrhoeae and trichomonas vaginalis infection in pregnant women in papua new guinea. | to determine the prevalence of, and risk factors associated with, chlamydia trachomatis, neisseria gonorrhoeae and trichomonas vaginalis infection in pregnant women in madang, papua new guinea (png). | 2015 | 25313204 |