Longitudinal characterization of COVID-19 across a surveillance transition in Japan: thirteen epidemic waves, 2020–2025
Chihiro Wakabayashi, Masayoshi Matsumoto, Shiho Sato, Yui Nakaizumi et autres
Long-term comparison of COVID-19 epidemic waves is challenging because surveillance systems and reporting practices change over time. In Japan, official reporting shifted repeatedly between January 2020 and December 2025, from comprehensive nationwide notification to restricted reporting and sentinel-based surveillance. Using publicly available …
jp (code pays fourni par la source)
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Scientific Reports