1.
Nosocomial outbreak of coronavirus disease in two general wards during the initial wave of the pandemic in 2020, Tokyo, Japan. Western Pac Surveill Response J [Internet]. 2022 Mar. 24 [cited 2026 Apr. 4];13(1):5. Available from: https://ojs-dev.wpro.who.int/ojs/index.php/wpsar/article/view/906