Cite
Urine protein-to-creatinine ratio is a reliable measure of proteinuria in lupus nephritis.
MLA
Christopher-Stine, Lisa, et al. “Urine Protein-to-Creatinine Ratio Is a Reliable Measure of Proteinuria in Lupus Nephritis.” The Journal of Rheumatology, vol. 31, no. 8, Aug. 2004, pp. 1557–59. 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=15290735&authtype=sso&custid=ns315887.
APA
Christopher-Stine, L., Petri, M., Astor, B. C., & Fine, D. (2004). Urine protein-to-creatinine ratio is a reliable measure of proteinuria in lupus nephritis. The Journal of Rheumatology, 31(8), 1557–1559.
Chicago
Christopher-Stine, Lisa, Michelle Petri, Brad C Astor, and Derek Fine. 2004. “Urine Protein-to-Creatinine Ratio Is a Reliable Measure of Proteinuria in Lupus Nephritis.” The Journal of Rheumatology 31 (8): 1557–59. 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=15290735&authtype=sso&custid=ns315887.