On July 20th, The Lancet published two papers online at the same time, revealing the results of clinical trials for two COVID-19 vaccines. From China and the United Kingdom respectively, the two stars on the track of adenovirus vector vaccine display a one-on-one competition. What are the...
1. What do the two lines of Easyweet COVID-19 Test Kit mean? The Easysweet COVID-19 Test Kit, which is more convenient to use, can detect whether it is infected with the new coronavirus in a short time, which is of great help to the prevention and control of the epidemic. The ra...
1. For example, ground-glass opacity (GGO) is one of the characteristic CT findings of COVID-19, but it also occurs in other pneumonia such as adenovirus pneumonia, mycoplasmal pneumonia, and allergic pneumonia. It significantly increases the challenge of precise COVID-19 diagnostic performance....
We excluded individuals with one or more positive tests in the period 31 to 180 days after the first positive test. In this way, we could exclude new onset symptoms that were due to a new SARS-CoV-2 infection and not related to the first SARS-CoV-2 infection (i.e., all positive tes...
Georgina Sadly, Covid-19 has been responsible for more than two million deaths globally. Neil What’s believed to have started in the city of Wuhan in China went on to become a pandemic – a disease that affects many people around the wo...
Mark:I got up 10 minutes before 6 this morning and saw one or two people standing there. By 7, it was afull-scale lineof folks wrapping around the next building. 马克:今天早上我6点差10分钟起床,看到一两个人站在那里...
(Beta: 4.3, Delta 16.0, Omicron: 7.9) There was only one study about the alpha variant, but it does not seem to explain this event entirely. [1] Wu et al. JAMA Netw Open 2022; 10.1001/jamanetworkopen.2022.28008. CONFLICT OF INTEREST: None Reported READ MORE View Correction This Issue...
Reverse Transcription-Polymerase Chain Reaction (RT-PCR) is the gold-standard test for the diagnosis of COVID-19. However, the RT-PCR test suffers from high false-negative rates and delayed results. Medical imaging, particularly Computed Tomography (CT) scans, has been recommended by the World ...
The gold standard for the diagnosis of COVID-19 is by RT-PCR of nasal or throat swabs. The first positive test was set as the date of diagnosis, and the date of two consecutive negative PCR tests was used as the cutoff, to calculate the length of the hospital stay. Mortality during ...
1: Asymptomatic COVID-19 infection: Individuals who had verified positive test for SARS-CoV-2 (i.e., a nucleic acid amplification test, or an antigen test) but who had no symptoms that are consistent with COVID-19; 2–3: Mild illness: Individuals who had any of the various symptoms of...