Cite
Topical tretinoin (retinoic acid) treatment for liver spots associated with photodamage
MLA
Rafal, Elyse S., et al. “Topical Tretinoin (Retinoic Acid) Treatment for Liver Spots Associated with Photodamage.” The New England Journal of Medicine, vol. v326, no. n6, Feb. 1992, p. 368. 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=edsggo&AN=edsgcl.12022067&authtype=sso&custid=ns315887.
APA
Rafal, E. S., Griffiths, C. E. M., Ditre, C. M., Finkel, L. J., Hamilton, T. A., Ellis, C. N., & Voorhees, J. J. (1992). Topical tretinoin (retinoic acid) treatment for liver spots associated with photodamage. The New England Journal of Medicine, v326(n6), 368.
Chicago
Rafal, Elyse S., Christopher E.M. Griffiths, Cherie M. Ditre, Lawrence J. Finkel, Ted A. Hamilton, Charles N. Ellis, and John J. Voorhees. 1992. “Topical Tretinoin (Retinoic Acid) Treatment for Liver Spots Associated with Photodamage.” The New England Journal of Medicine v326 (n6): 368. 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=edsggo&AN=edsgcl.12022067&authtype=sso&custid=ns315887.