1. Preoperative semen analysis as a predictor of seminal improvement following varicocelectomy 
Thomas G Matkov, M.D., Michael Zenni, M.D., Jay Sandlow, M.D., Laurence A Levine, M.D. 
Fertility and Sterility 
Volume 75, Issue 1, Pages (January 2001)
DOI: /S (00)

2. Figure 1
Overall preoperative and postoperative total motile sperm counts.
Matkov. Preoperative semen analysis. Fertil Steril 2001.
Fertility and Sterility  , 63-68DOI: ( /S (00) )

3. Figure 2
Preoperative and postoperative total motile sperm counts based on preoperative semen grade.
Preoperative semen analysis. Fertil Steril 2001.
Fertility and Sterility  , 63-68DOI: ( /S (00) )