[Population study of prevalence of Chlamydia trachomatis and Neisseria gonorrhoeae determined by polymerase chain reaction (PCR) in the urine of women living in a low income neighborhood served by Community Health Services in Porto Alegre Brazil]
mag(2015)
关键词
measurement,research methodology,health,population,developing countries,social class,socioeconomic status,medicine,cross sectional analysis,prevalence
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