Number one: Chlamydia is the most common sexually transmitted infection in the UK.
Sadler
Catharine
C
D000293:Adolescent; D000294:Adolescent Behavior; D000328:Adult; D002690:Chlamydia Infections / Q000175:diagnosis* / Q000453:epidemiology* / Q000451:nursing; D003152:Community Health Nursing / Q000379:methods; D005260:Female; D006801:Humans; D008297:Male; D008403:Mass Screening / Q000451:nursing / Q000458:organization & administration*; D012736:Sex Education / Q000458:organization & administration; D012725:Sexual Behavior; D015231:Sexually Transmitted Diseases, Bacterial / Q000175:diagnosis* / Q000453:epidemiology* / Q000451:nursing; D013222:State Medicine / Q000458:organization & administration; D006113:United Kingdom / Q000453:epidemiology