1. Oocyte donor screening: the selection process and cost analysis
Marsha J Gorrill, M.D., Lisa K Johnson, M.D., Phillip E Patton, M.D., Kenneth A Burry, M.D. 
Fertility and Sterility 
Volume 75, Issue 2, Pages (February 2001)
DOI: /S (00)

2. Figure 1
Egg donation screening analysis illustrating the sequential steps and dropouts during the screening process for potential egg donors (n = 315).
Gorrill. Oocyte donor selection and cost analysis. Fertil Steril 2001.
Fertility and Sterility  , DOI: ( /S (00) )