Cite
Letter: Screening for hereditary metabolic disease.
MLA
Hardwick, D. F., et al. “Letter: Screening for Hereditary Metabolic Disease.” Canadian Medical Association Journal, vol. 112, no. 6, Mar. 1975, pp. 678–79. 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=1122433&authtype=sso&custid=ns315887.
APA
Hardwick, D. F., Applegarth, D. A., Davidson, A. G., & Israels, S. (1975). Letter: Screening for hereditary metabolic disease. Canadian Medical Association Journal, 112(6), 678–679.
Chicago
Hardwick, D F, D A Applegarth, A G Davidson, and S Israels. 1975. “Letter: Screening for Hereditary Metabolic Disease.” Canadian Medical Association Journal 112 (6): 678–79. 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=1122433&authtype=sso&custid=ns315887.