1. Impact of reproductive history on in vitro fertilization and intracytoplasmic sperm injection outcome: evidence from the German IVF Registry 
Markus S Kupka, M.D., Christoph Dorn, M.D., Oliver Richter, M.D., Ricardo Felberbaum, M.D., Hans van der Ven, M.D. 
Fertility and Sterility 
Volume 80, Issue 3, Pages (September 2003)
DOI: /S (03)00760-X

2. Figure 1
Clinical pregnancy rates per retrieval in IVF (♦), ICSI (■), IVF/ICSI (▴) and CPE transfer (×) relative to the number of previous pregnancies and female age (•).
Kupka. Reproductive history and IVF/ICSI outcome. Fertil Steril 2003.
Fertility and Sterility  , DOI: ( /S (03)00760-X)

3. Figure 2
Kupka. Reproductive history and IVF/ICSI outcome. Fertil Steril 2003.
Fertility and Sterility  , DOI: ( /S (03)00760-X)