World Health Organization. Epidemic Disease Control Team creator UNAIDS/WHO Working Group on Global HIV/AIDS and STD Surveillance UNAIDS eng 38p. WHO/CHS/HSI/99.2-;-UNAIDS/99.33E Sexually transmitted diseases Epidemiology Disease outbreaks Healthstatus indicators Data collection Methods Epidemiologic methods Epidemiologic surveillance Methods Evaluation studies Guidelines WHO/CDS/CSR/EDC/99.3- 20241108112350.0