1. Cost-effectiveness of hysterosalpingography, laparoscopy, and Chlamydia antibody testing in subfertile couples 
Ben W.J Mol, M.D., Ph.D., John A Collins, M.D., Fulco Van Der Veen, M.D., Ph.D., Patrick M.M Bossuyt, Ph.D. 
Fertility and Sterility 
Volume 75, Issue 3, Pages (March 2001)
DOI: /S (00)

2. FIGURE 1
The cost per additional live birth for six strategies as a function of the baseline fertility prognosis. CAT = Chlamydia antibody testing; HSG = hysterosalpingography.
Mol. Cost-effectiveness of HSG, laparoscopy, and CAT. Fertil Steril 2001.
Fertility and Sterility  , DOI: ( /S (00) )