Den Heijer, M., Lewington, S., & Clarke, R. (2005). Homocysteine, MTHFR and risk of venous thrombosis: A meta-analysis of published epidemiological studies.
芝加哥风格引文Den Heijer, M., S. Lewington, 与 R. Clarke. Homocysteine, MTHFR and Risk of Venous Thrombosis: A Meta-analysis of Published Epidemiological Studies. 2005.
MLA引文Den Heijer, M., et al. Homocysteine, MTHFR and Risk of Venous Thrombosis: A Meta-analysis of Published Epidemiological Studies. 2005.
警告：这些引文格式不一定是100％准确.