[Quality assurance in echocardiography. Three-level system in formation and qualifying and concept of an external quality review]

MLA

W, Fehske, et al. “[Quality Assurance in Echocardiography. Three-Level System in Formation and Qualifying and Concept of an External Quality Review].” Zeitschrift Fur Kardiologie, vol. 94, no. 1, Aug. 2004. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsair&AN=edsair.pmid..........c7f9e02e325914902c563d95e7d3cad1&authtype=sso&custid=ns315887.

APA

W, F., T, B., A, H., R S, von B., W, V., & S, H. (2004). [Quality assurance in echocardiography. Three-level system in formation and qualifying and concept of an external quality review]. Zeitschrift Fur Kardiologie, 94(1).

Chicago

W, Fehske, Buck T, Hagendorff A, von Bardeleben R S, Voelker W, and Heinemann S. 2004. “[Quality Assurance in Echocardiography. Three-Level System in Formation and Qualifying and Concept of an External Quality Review].” Zeitschrift Fur Kardiologie 94 (1). http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsair&AN=edsair.pmid..........c7f9e02e325914902c563d95e7d3cad1&authtype=sso&custid=ns315887.