Official guidelines and technical documents:

• PAHO / CDC – Preparedness and Response Guidelines for Chikungunya Virus
• WHO – Clinical Management and Prevention of Chikungunya Fever

Surveillance, epidemiology, and alerts

• PAHO – Epidemiological Update on Chikungunya in the Americas
• ECDC – Monthly Chikungunya Disease Overview
• HRadar
• Promed mail

Vaccine information

• CDC – Chikungunya Vaccine Information for Healthcare Providers
• FDA – IXCHIQ Package Insert & Safety Updates
• Ixchiq® for professionals (Valneva)

Regulatory notices and post-marketing safety

• FDA / CDC – Temporary pause of IXCHIQ in people over 60 years of age
• EMA – Lifting of restriction in ≥65 years of age for IXCHIQ
• CDC accepts official recommendations for clinical use and coverage

Diagnostic and vector control resources

• CDC & PAHO – Laboratory protocols for CHIKV detection
• PAHO / WHO – Visual prevention materials

Scientific publications and databases

• Selected studies from MMWR, Lancet Microbe, Eurosurveillance, etc., on:
  
  • Seroprevalence
  • Circulating genotypes
  • Co-infections
  • Recent outbreaks