1. Counteraction during movement of spermatozoa by Trichomonas vaginalis observed by visual image analysis: a possible cause of female infertility 
Viroj Wiwanitkit 
Fertility and Sterility 
Volume 90, Issue 3, Pages (September 2008)
DOI: /j.fertnstert
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1 Movement of Trichomonas vaginalis in an ideal case.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions