1. Effect of endometriosis on in vitro fertilization
Kurt Barnhart, M.D., Rebecca Dunsmoor-Su, M.D., Christos Coutifaris, M.D., Ph.D. 
Fertility and Sterility 
Volume 77, Issue 6, Pages (June 2002)
DOI: /S (02)

2. FIGURE 1
Unadjusted meta-analysis of odds of pregnancy in endometriosis patients vs. tubal factor controls.
Barnhart. IVF in endometriosis-associated infertility. Fertil Steril 2002.
Fertility and Sterility  , DOI: ( /S (02) )