title: Letter to the Editor regarding Gaspari and colleague's "Emergency department point-of-care ultrasound in out-of-hospital and in-ED cardiac arrest".
authors.affiliation: Beth Israel Deaconess Medical Center, Emergency Medicine, 1 Deaconess Road, Boston, MA 02215, United States. Electronic address: MLWong@bidmc.harvard.edu.
authors.forename: Matthew L
authors.initials: ML
authors.lastname: Wong
mesh_terms: D004636:Emergency Service, Hospital; D006323:Heart Arrest; D006801:Humans; D058687:Out-of-Hospital Cardiac Arrest; D019095:Point-of-Care Systems