An update is available for this article. Background: Hydroxychloroquine and chloroquine
have antiviral effects in vitro against severe acute respiratory syndrome coronavirus 2 …

Importance The 2020 Dietary Guidelines Advisory Committee conducted a systematic
review of existing research on diet and health to inform the current Dietary Guidelines for …

Importance Low-dose aspirin is used for primary cardiovascular disease prevention and
may have benefits for colorectal cancer prevention. Objective To review the benefits and …

Importance Many strategies to reduce hospital length of stay (LOS) have been implemented,
but few studies have evaluated hospital-led interventions focused on high-risk populations …

Importance Ovarian cancer is relatively rare but the fifth-leading cause of cancer mortality
among United States women. Objective To systematically review evidence on benefits and …

Importance Early identification of cognitive impairment may improve patient and caregiver
health outcomes. Objective To systematically review the test accuracy of cognitive screening …

Importance It has been estimated that in 2018 nearly 20% of adults in the US were currently
using a tobacco product. Objective To systematically review the effectiveness and safety of …

Importance Cardiovascular disease is the leading cause of death in the US, and poor diet
and lack of physical activity are major factors contributing to cardiovascular morbidity and …

Importance Combined use of inhaled corticosteroids and long-acting β-agonists (LABAs) as
the controller and the quick relief therapy termedsingle maintenance and reliever therapy …

Background: Cannabis is increasingly available for the treatment of chronic pain, yet its
efficacy remains uncertain. Purpose: To review the benefits of plant-based cannabis …