Open access
Aug 2026
Chikungunya in a co-circulation setting: diagnostic discrepancies and clinical variation between RT-PCR-positive cases and notified data in Foz do Iguaçu, Brazil
The results highlight the need to refine clinical-epidemiological criteria, prioritize arthralgia as a key diagnostic symptom, and account for chikungunya's clinical heterogeneity to improve diagnosis and epidemiological surveillance.
W. B. Costa, B. B. de Pinho, L. M. M. Crisóstomo et al.
· Brazilian journal of medical... · 0 citations