Tomoko Shibuma

Singing Is a Risk Factor for Severe Acute Respiratory Syndrome Coronavirus 2 Infection: A Case-Control Study of Karaoke-Related Coronavirus Disease 2019 Outbreaks in 2 Cities in Hokkaido, Japan, Linked by Whole Genome Analysis

Haruna Nakamura, M. Kuroda, Y. Arima, 2022, Open forum infectious diseases.

Environmental investigation of SARS-CoV-2 in a karaoke bar: a survey for a cluster of COVID-19 in Hokkaido, Japan, 2020.

H. Nagano, K. Shibata, Setsuko Ishida, 2021, Japanese journal of infectious diseases (Print).