What is already known about this topic? A passenger who was from the United States was taken to the hotel for the required isolation on November 13, 2020 During the quarantine she was diagnosed as the COVID-19 patient on November 15, 2020 Controlling the importation of COVID-19 remains a major challenge What is added by this report? In this study, an epidemiological investigation was conducted for a confirmed case of COVID-19, including the treatment records in the hospital and 14-day travel trajectory before the onset of disease What are the implications for public health practice? This study described an epidemiological investigation and management process on an imported case of COVID-19 and analyzed the test results, aiming to provide useful warnings to strengthen the capacity of public health system in response to the importation
An Investigation of a Confirmed Imported Case of COVID-19 Infected Abroad — Qingpu District, Shanghai Municipality, China, November 15, 2020