1. Efficacy and safety of human chorionic gonadotropin for follicular phase stimulation in assisted reproduction: a systematic review and meta-analysis 
Miguel A. Checa, M.D., Juan José Espinós, M.D., Antonio Requena, M.D. 
Fertility and Sterility 
Volume 97, Issue 6, Pages e3 (June 2012)
DOI: /j.fertnstert
Copyright © 2012 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1
Effectiveness of hCG supplementation versus standard stimulation protocols for the outcome of clinical pregnancy.
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3. Figure 2
Effectiveness of hCG supplementation versus standard stimulation protocols for the outcome of retrieved metaphase II oocytes.
Fertility and Sterility  , e3DOI: ( /j.fertnstert )
Copyright © 2012 American Society for Reproductive Medicine Terms and Conditions

4. Figure 3 Mean differences in the FSH doses used.
Fertility and Sterility  , e3DOI: ( /j.fertnstert )
Copyright © 2012 American Society for Reproductive Medicine Terms and Conditions

5. Supplemental Figure 1
Flow chart for the trial identification and selection process.
Fertility and Sterility  , e3DOI: ( /j.fertnstert )
Copyright © 2012 American Society for Reproductive Medicine Terms and Conditions

6. Supplemental Figure 2
Risk of bias for the 11 RCTs included in the meta-analysis.
Fertility and Sterility  , e3DOI: ( /j.fertnstert )
Copyright © 2012 American Society for Reproductive Medicine Terms and Conditions

7. Supplemental Figure 3
Effectiveness of hCG supplementation versus standard stimulation protocols for the outcome of live birth.
Fertility and Sterility  , e3DOI: ( /j.fertnstert )
Copyright © 2012 American Society for Reproductive Medicine Terms and Conditions