Arima, Y., Y. Tsuchihashi, O. Takahara, R. Shimbashi, T. Arashiro, A. Kasamatsu, Y. Kobayashi, K. Komase, T. Takahashi, K. Otani, F. Yan, T. Kamigaki, K. Taniguchi, and M. Suzuki. “Letter to the Editor: Pathogens Detected from Patients With Acute Respiratory Infections Negative for SARS-CoV-2, Saitama, Japan, 2020”. Western Pacific Surveillance and Response, vol. 15, no. 1, Feb. 2024, p. 2, doi:10.5365/wpsar.2024.15.1.1135.