Klerk, M., Verhoef, P., Clarke, R., Blom, H., Kok, F., & Schouten, E. (2002). MTHFR 677C-->T polymorphism and risk of coronary heart disease: A meta-analysis.
Lua i Stíl Chicago (17ú heag.)Klerk, M., P. Verhoef, R. Clarke, H. Blom, F. Kok, agus E. Schouten. MTHFR 677C-->T Polymorphism and Risk of Coronary Heart Disease: A Meta-analysis. 2002.
Lua MLA (9ú heag.)Klerk, M., et al. MTHFR 677C-->T Polymorphism and Risk of Coronary Heart Disease: A Meta-analysis. 2002.
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