1. Hyperhomocysteinemia and recurrent early pregnancy loss: a meta-analysis 
Willianne L.D.M Nelen, Ph.D., Henk J Blom, Ph.D., Eric A.P Steegers, Ph.D., Martin den Heijer, Ph.D., Tom K.A.B Eskes, Ph.D. 
Fertility and Sterility 
Volume 74, Issue 6, Pages (December 2000)
DOI: /S (00)

2. Figure 1
(A), Individual and pooled odds ratios of elevated fasting homocysteine concentrations, (B), elevated homocysteine concentrations after methionine loading, or (C), the T/T genotype of the C677T mutation in the MTHFR gene in case-control studies on recurrent early pregnancy loss. Horizontal bars represent the 95% confidence intervals and □ the odds ratios.
Nelen. Hyperhomocysteinemia and early pregnancy loss. Fertil Steril 2000.
Fertility and Sterility  , DOI: ( /S (00) )