With the presence of Coronavirus Disease 2019 (COVID-19) asymptomatic infections
detected, their proportion, transmission potential, and other aspects such as immunity and …

Since the initial emergence of coronavirus disease 2019 (COVID-19) in Wuhan, Hubei
province, China, a rapid spread of the disease occurred around the world, rising to become …

Introduction Several antigen tests for severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2) have been developed worldwide, but their clinical utility has not been well …

Introduction Antigen testing may help screen for and detect severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2) infections in asymptomatic individuals. However …

Background Molecular tests are the mainstay of detecting severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2). However, their accessibility can be limited by the …

Objectives Development and implementation of SARS-CoV-2 serologic assays gained
momentum. Laboratories keep on investigating the performance of these assays. In this …

Since SARS-CoV-2 is a highly transmissible virus, alternative reliable, fast, and cost-
effective methods are still needed to prevent virus spread that can be applied in the …

Introduction Rapid antigen tests are convenient for diagnosing severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2); however, they have lower sensitivities than nucleic …

Objectives This study aims to detect the SARS-CoV-2 infection prevalence in asymptomatic
pregnant women. Methods A group of 195 asymptomatic pregnant women who attended the …

The transmission of SARS-CoV-2 through contact with contaminated surfaces or objects is
an important form of transmissibility. Thus, in this study, we evaluated the performance of a …