Why the WHO Recommendations for Eosin-Nigrosin Staining Techniques for Human Sperm Vitality Assessment Must Change

LARS BJöRNDAHL, INGER SöDERLUND, SOFIA JOHANSSON, MAJID MOHAMMADIEH, MOHAMMAD REZA POURIAN AND ULRIK KVIST

Journal of Andrology, Vol. 25, No. 5, September/October 2004