Importance Short-term and long-term persistent postacute sequelae of COVID-19 (PASC)
have not been systematically evaluated. The incidence and evolution of PASC are …

Objective To compare the efficacy of covid-19 vaccines between immunocompromised and
immunocompetent people. Design Systematic review and meta-analysis. Data sources …

The clinical course and outcome of COVID-19 are highly variable, ranging from
asymptomatic infections to severe disease and death. Understanding the risk factors of …

Background Data on the association of human immunodeficiency virus (HIV) infection with
adverse outcomes in patients with COVID-19 are conflicting. This systematic review and …

Objective This sequential, prospective meta-analysis sought to identify risk factors among
pregnant and postpartum women with COVID-19 for adverse outcomes related to disease …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infections may be
underestimated because of limited access to testing. We measured SARS-CoV-2 …

Background WHO has established a Global Clinical Platform for the clinical characterisation
of COVID-19 among hospitalised individuals. We assessed whether people living with HIV …

HIV/AIDS and COVID-19 co-infection is a common global health and socio-economic
problem. In this paper, a mathematical model for the transmission dynamics of HIV/AIDS and …

Background: Understanding the relationship between HIV and SARS-CoV-2 has important
public health implications. Objective: To summarize current research on COVID-19 among …

Coronavirus disease is caused by the SARS-CoV-2 virus. The virus first appeared in Wuhan
(China) in December 2019 and has spread globally. Till now, it affected 269 million people …