1. Sperm deoxyribonucleic acid damage in normozoospermic men is related to age and sperm progressive motility 
Stephanie Belloc, Pharm.D., Moncef Benkhalifa, Ph.D., Martine Cohen-Bacrie, M.D., Alain Dalleac, M.D., Ph.D., Edouard Amar, M.D., Armand Zini, M.D. 
Fertility and Sterility 
Volume 101, Issue 6, Pages (June 2014)
DOI: /j.fertnstert
Copyright © 2014 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1
Correlation between percent progressive motility and percent sperm DNA fragmentation in 1,974 normozoospermic men.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2014 American Society for Reproductive Medicine Terms and Conditions

3. Figure 2
Correlation between paternal age and percent sperm DNA fragmentation in 1,974 normozoospermic men.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2014 American Society for Reproductive Medicine Terms and Conditions