1. Childhood tumor risk after treatment with ovulation-stimulating drugs
Louise A Brinton, Ph.D., Susanne Krüger Kjær, M.D., Birthe L Thomsen, M.Sc., Heidi F Sharif, M.D., Barry I Graubard, Ph.D., Jørgen H Olsen, M.D., Johannes E Bock, M.D. 
Fertility and Sterility 
Volume 81, Issue 4, Pages (April 2004)
DOI: /j.fertnstert

2. FIGURE 1
Identification of the children born to women in the Danish infertility cohort.
Brinton. Childhood tumors after fertility drugs. Fertil Steril 2004.
Fertility and Sterility  , DOI: ( /j.fertnstert )