An outbreak of coronavirus disease 2019 (COVID-19) among passengers and crew on a cruise ship led to quarantine of approximately 3,700 passengers and crew that began on February 3, 2020, and lasted for nearly 4 weeks at the Port of Yokohama, Japan (1). By February 9, 20 cases had occurred among the shipâs crew members. By the end of quarantine, approximately 700 cases of COVID-19 had been laborato

{{#tags}}- {{label}}
{{/tags}}