Contaminated heparin.

MLA

Greinacher A, et al. “Contaminated Heparin.” New England Journal of Medicine, vol. 359, no. 12, Sept. 2008, pp. 1291–93. 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=asx&AN=105967284&authtype=sso&custid=ns315887.

APA

Greinacher A, Warkentin TE, Kakkar AK, Bonnefoi M, Austen F, Woodcock J, & Sasisekharan R. (2008). Contaminated heparin. New England Journal of Medicine, 359(12), 1291–1293.

Chicago

Greinacher A, Warkentin TE, Kakkar AK, Bonnefoi M, Austen F, Woodcock J, and Sasisekharan R. 2008. “Contaminated Heparin.” New England Journal of Medicine 359 (12): 1291–93. 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=asx&AN=105967284&authtype=sso&custid=ns315887.