Effect of the suspension of the J&J COVID-19 vaccine on vaccine hesitancy in the United States.

On April 13, 2021, U.S. authorities announced an investigation into potential adverse events associated with the Johnson & Johnson (Janssen, J&J) COVID-19 vaccine and recommended "a pause in the use of this vaccine out of an abundance of caution.

Equity And The Uneven Distribution Of Federal COVID-19 Relief Funds To US Hospitals.

People of color, immigrants, and those relying on the safety net have experienced a disproportionate share of the death and disease resulting from COVID-19 in the US. At the same time, Congress delegated great power to the Trump administration to distribute $178 billion in funding to health care providers. We studied the relationship between the relief received by 2,709 hospitals and community- and hospital-level characteristics.

LEGAL REGULATION OF EPIDEMIC SECURITY UNDER THE COVID-19 PANDEMIC CONDITIONS IN SOME POST-SOVIET COUNTRIES AND POLAND.

Objective: The aim: To reveal the features of the epidemic safety and security legal regulation in Belarus, Kazakhstan, Moldova, Poland, Russia and Ukraine during the COVID-19 pandemic.

Patients And Methods: Materials and methods: This study is based on Belarusian, Kazakh, Moldavian, Polish, Russian and Ukrainian regulatory acts as well as national court judgments. Such methods as dialectical, comparative, analytic, synthetic, comprehensive, statistical and generalization approaches have been used in the article.

Blood and synovial fluid calprotectin as biomarkers to diagnose chronic hip and knee periprosthetic joint infections.

Aims: Calprotectin (CLP) is produced in neutrophils and monocytes and released into body fluids as a result of inflammation or infection. The aim of this study was to evaluate the utility of blood and synovial CLP in the diagnosis of chronic periprosthetic joint infection (PJI).

Methods: Blood and synovial fluid samples were collected prospectively from 195 patients undergoing primary or revision hip and knee arthroplasty.

Two grass pollen tablets commercially available for allergy immunotherapy display different IgE epitope repertoires.

Background: The distribution of Pooideae species varies across Europe. Especially, Timothy is less represented in Southern than in Northern Europe. Since allergenic cross-reactivity between pollens from different grasses is only partial, grass pollen-allergic patients are expected to display different sensitization profiles, with specific IgE directed against different combinations of allergenic epitopes, depending on their living places in Europe and the grasses they are exposed to.