Utilization and Appropriateness of Transthoracic Echocardiography in Response to the COVID-19 Pandemic.
Ward RP, Lee L, Ward TJ, Lang RM. Utilization and Appropriateness of Transthoracic Echocardiography in Response to the COVID-19 Pandemic. J Am Soc Echocardiogr. 2020 Jun; 33(6):690-691.