1. Health of 227 children born after controlled ovarian stimulation for in vitro fertilization using the luteinizing hormone–releasing hormone antagonist cetrorelix 
M Ludwig, M.D., H Riethmüller-Winzen, M.D., R.E Felberbaum, M.D., Ph.D., F Olivennes, M.D., Ph.D., C Albano, M.D., P Devroey, M.D., K Diedrich, M.D., Ph.D. 
Fertility and Sterility 
Volume 75, Issue 1, Pages (January 2001)
DOI: /S (00)

2. Figure 1
Weight during follow-up to up to 2 years of age in boys (A) and girls (B). The curves show the 3rd and 97th percentiles as calculated by using data from reference (17). ▵ = singletons; ○ = twins; □ = triplets.
Ludwig. Children born after cetrorelix therapy. Fertil Steril 2001.
Fertility and Sterility  , 18-22DOI: ( /S (00) )