Ralf Henkel

OBJECTIVE: : To examine the effect of paternal age on intracytoplasmic sperm injection (ICSI) outcomes in unexplained infertility. SUBJECTS AND METHODS: : This retrospective study, done at the Hamad Medical Corporation, Doha, Qatar screene…

The evaluation of different functional sperm parameters has become a tool in andrological diagnosis. These assays determine the sperm's capability to fertilize an oocyte. It also appears that sperm functions and semen parameters are interre…