1. The role of Chlamydia trachomatis infection in male infertility
Päivi Joki-Korpela, M.D., Ph.D., Niina Sahrakorpi, M.D., Mervi Halttunen, M.D., Ph.D., Heljä-Marja Surcel, Ph.D., Jorma Paavonen, M.D., Ph.D., Aila Tiitinen, M.D., Ph.D. 
Fertility and Sterility 
Volume 91, Issue 4, Pages (April 2009)
DOI: /j.fertnstert
Copyright © 2009 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1
C. trachomatis specific IgG and IgA antibody levels (median; 25 and 75% percentiles) in men from infertile couples (n = 90) and in control men (n = 90). OD = optical density at 450 nm.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2009 American Society for Reproductive Medicine Terms and Conditions