Main pulmonary artery diameter is a prognostic indicator in patients with pulmonary arterial hypertension without congenital heart disease.

In cystic fibrosis, pregnancy does not affect an individual’s survival probability and lowers their hazard of death.

The risk for moderate to severe infection in later childhood was associated with overall infection burden in early life.

Although the bivalent COVID-19 vaccine conferred moderate protection against symptomatic disease, hybrid immunity provided the strongest protection.

Statin users had a significantly lower 10-year cumulative incidence of hepatocellular carcinoma and hepatic decompensation.