Koichi Yano

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.

Possible contact transmission of severe acute respiratory coronavirus virus 2 (SARS-CoV-2) in healthcare settings in Japan, 2020–2021

Haruna Nakamura, M. Sugai, T. Sunagawa, 2021, Infection Control & Hospital Epidemiology.

Occurrence of Norovirus Infections Unrelated to Norovirus Outbreaks in an Asymptomatic Food Handler Population

T. Okabayashi, S. Yokota, N. Fujii, 2008, Journal of Clinical Microbiology.

Prevalence of human T‐lymphotropic virus type 1 carriers among pregnant women in Hokkaido, Japan

H. Tsutsumi, M. Imamura, H. Minakami, 2014, Microbiology and immunology.

A large outbreak of enterohaemorrhagic Escherichia coli O157, caused by low-salt pickled Napa cabbage in nursing homes, Japan, 2012.

K. Oishi, Kotaro Azuma, Y. Yahata, 2015, Western Pacific surveillance and response journal : WPSAR.