Objective To conduct a comprehensive systematic review and meta-analysis of studies
assessing the effect of alcohol consumption on multiple cardiovascular outcomes. Design …

RESEARCH Page 1 Association between maternal serum 25-hydroxyvitamin D level and
pregnancy and neonatal outcomes: systematic review and meta-analysis of observational …

Objective To systematically review interventional studies of the effects of alcohol consumption
on 21 biological markers associated with risk of coronary heart disease in adults without …

Background Antibiotic use in human medicine, veterinary medicine, and agriculture has
been linked to the rise of antibiotic resistance globally. We did a systematic review and meta-…

Objective To conduct a comprehensive systematic review and meta-analysis of studies
assessing the incidence of concussion in youth athletes. Specifically, we estimate the overall risk …

Background As a result of the novel coronavirus disease 2019 (COVID-19), there have
been widespread changes in healthcare access. We conducted a retrospective population-based …

Background Pneumonia from SARS-CoV-2 is difficult to distinguish from other viral and
bacterial etiologies. Broad-spectrum antimicrobials are frequently prescribed to patients …

BACKGROUND & AIMS: There is an extensive yet inconsistent body of literature reporting on
the prevalence of adenomatous polyps (adenomas) and colorectal cancer among average …

OBJECTIVES: To conduct a systematic review and meta-analysis that defines the worldwide
incidence of celiac disease (CD) and examines temporal trends. METHODS: MEDLINE and …

Background Multimorbidity is common and associated with poor clinical outcomes and high
health care costs. Administrative data are a promising tool for studying the epidemiology of …