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Xiaodong Tan,1,2 Li Ran,2 Fucui Liao3 1School of Nursing, Wuchang University of Technology, Wuhan, People’s Republic of China; 2School of Health Sciences, Wuhan University, Wuhan, People’s Republic of China; 3Department of Medical…

In the epidemiological investigation of an infectious disease, investigating, classifying, tracking, and managing contacts by identifying the patient’s route are important for preventing further transmission of the disease. However, omissions and…

Background: Middle East respiratory syndrome (MERS) is an illness caused by a coronavirus in which infected persons develop severe acute respiratory illness. A person can be infected through close contacts. This is an outbreak investigation report of…

The COVID-19 pandemic has inflicted great damage with effects that will likely linger for a long time. This crisis has highlighted the importance of contact tracing in healthcare settings because hospitalized patients are among the high risk for…

The Corona Virus Disease 2019 (COVID-19) pandemic continues to rise in terms of its geographical distribution, the number of people infected and the number of people losing their lives due to the resulting complications. Contact tracing is an…

Confirmation of an imported case of infection with Middle East respiratory syndrome coronavirus in China triggered intensive contact tracing and mandatory monitoring. Using a hotline and surveillance video footage was effective for tracing all 110…

We analyzed reports for 59,073 contacts of 5,706 coronavirus disease (COVID-19) index patients reported in South Korea during January 20–March 27, 2020. Of 10,592 household contacts, 11.8% had COVID-19. Of 48,481 nonhousehold contacts, 1.9% had…

On March 19, 2013, a patient from United Arab Emirates who had severe respiratory infection was transferred to a hospital in Germany, 11 days after symptom onset. Infection with Middle East respiratory syndrome coronavirus (MERS-CoV) was suspected on…

Durante la mayor parte de la historia humana la problemática ambiental ha sido ignorada a partir de la consideración de unos recursos naturales infinitos. En la economía clásica el problema es abordado por primera vez por el economista Thomas Robert…

Social studies of finance can be split in two types: studies that have paid attention to “market devices” (such as scorings and credit cards) enacted by financial firms and studies that analyze new practices and modes of “ordinary calculation”…