How long?
J Am Soc Echocardiogr
.
2012 Dec;25(12):21A.
doi: 10.1016/j.echo.2012.10.016.
Author
Elizabeth McIlwain
PMID:
23200423
DOI:
10.1016/j.echo.2012.10.016
No abstract available
MeSH terms
Cardiology / standards*
Echocardiography / standards*
Practice Guidelines as Topic*
Radiology / standards*
Time Factors*
United States
Workload / standards*