Chlamydia testing in FP clinics.
Higgins
S P
SP
D002690:Chlamydia Infections / Q000175:diagnosis*; D004797:Enzyme-Linked Immunosorbent Assay; D005193:Family Planning Services / Q000379:methods; D005260:Female; D006801:Humans; D008403:Mass Screening; D012680:Sensitivity and Specificity