Mesh : Betacoronavirus COVID-19 Clinical Protocols Coronavirus Infections / epidemiology transmission Disease Transmission, Infectious / prevention & control Disinfection / methods Equipment Contamination / prevention & control Humans Pandemics Pneumonia, Viral / epidemiology transmission SARS-CoV-2 Ultrasonography / instrumentation
来 源: DOI:10.1016/j.annemergmed.2020.06.004 PDF(Sci-hub) PDF(Pubmed)