Cite
[The duration of the QT interval in infarction of the internal and of external layers].
MLA
Boccardelli, V., and R. Boldrini. “[The Duration of the QT Interval in Infarction of the Internal and of External Layers].” Il Progresso Medico, vol. 10, no. 3, Feb. 1954, pp. 65–69. 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=cmedm&AN=13155634&authtype=sso&custid=ns315887.
APA
Boccardelli, V., & Boldrini, R. (1954). [The duration of the QT interval in infarction of the internal and of external layers]. Il Progresso Medico, 10(3), 65–69.
Chicago
Boccardelli, V, and R Boldrini. 1954. “[The Duration of the QT Interval in Infarction of the Internal and of External Layers].” Il Progresso Medico 10 (3): 65–69. 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=cmedm&AN=13155634&authtype=sso&custid=ns315887.