APA

Liu Q., Rossouw J. E., Roberts M. B., Liu S., Johnson K. C., Shikany J. M., Manson J. E., Tinker L. F. & Eaton C. B. (20180221). Theoretical Effects of Substituting Butter with Margarine on Risk of Cardiovascular Disease. : Epidemiology (Cambridge, Mass.).

Chicago

Liu Qing, Rossouw Jacques E, Roberts Mary B, Liu Simin, Johnson Karen C, Shikany James M, Manson JoAnn E, Tinker Lesley F and Eaton Charles B. 20180221. Theoretical Effects of Substituting Butter with Margarine on Risk of Cardiovascular Disease. : Epidemiology (Cambridge, Mass.).

Harvard

Liu Q., Rossouw J. E., Roberts M. B., Liu S., Johnson K. C., Shikany J. M., Manson J. E., Tinker L. F. and Eaton C. B. (20180221). Theoretical Effects of Substituting Butter with Margarine on Risk of Cardiovascular Disease. : Epidemiology (Cambridge, Mass.).

MLA

Liu Qing, Rossouw Jacques E, Roberts Mary B, Liu Simin, Johnson Karen C, Shikany James M, Manson JoAnn E, Tinker Lesley F and Eaton Charles B. Theoretical Effects of Substituting Butter with Margarine on Risk of Cardiovascular Disease. : Epidemiology (Cambridge, Mass.). 20180221.