1. Effect of time between human chorionic gonadotropin injection and egg retrieval is age dependent 
David E. Reichman, M.D., Stacey A. Missmer, Sc.D., Katharine F. Berry, M.A., Elizabeth S. Ginsburg, M.D., Catherine Racowsky, Ph.D. 
Fertility and Sterility 
Volume 95, Issue 6, Pages (May 2011)
DOI: /j.fertnstert
Copyright © 2011 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1
Comparison of odds ratios (OR) for extended hCG exposure with respect to increasing patient age for clinical outcomes.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2011 American Society for Reproductive Medicine Terms and Conditions