Medicine
Receiver operating characteristic
Pneumonia
Coronavirus disease 2019 (COVID-19)
Ultrasound
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
Lung ultrasound
Area under the curve
Lung
Internal medicine
Predictive value of tests
Cutoff
Radiology
Gastroenterology
Physics
Disease
Quantum mechanics
Infectious disease (medical specialty)