Medicare cards for tracing sexually transmitted diseases?
D002170:Canada; D003219:Confidentiality; D004196:Disease Outbreaks / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D008498:Medical Record Linkage; D008499:Medical Records; D009313:National Health Programs; D012017:Referral and Consultation; D012749:Sexually Transmitted Diseases / Q000175:diagnosis / Q000453:epidemiology* / Q000635:transmission