Orton, S., Morris, A. P., Herrera, B. M., Ramagopalan, S. V., Lincoln, M. R., Chao, M. J., . . . Ebers, G. C. (2008). Evidence for genetic regulation of vitamin D status in twins with multiple sclerosis. American Society for Nutrition.
استشهاد بنمط شيكاغوOrton, Sarah-Michelle, Andrew P. Morris, Blanca M. Herrera, Sreeram V. Ramagopalan, Matthew R. Lincoln, Michael J. Chao, Reinhold Vieth, A Dessa Sadovnick, و George C. Ebers. Evidence for Genetic Regulation of Vitamin D Status in Twins With Multiple Sclerosis. American Society for Nutrition, 2008.
MLA استشهادOrton, Sarah-Michelle, et al. Evidence for Genetic Regulation of Vitamin D Status in Twins With Multiple Sclerosis. American Society for Nutrition, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.