title: New treatment for infertility due to congenital absence of vas deferens.
mesh_terms: D002469:Cell Separation / Q000379:methods; D005307:Fertilization in Vitro; D006801:Humans; D007248:Infertility, Male / Q000209:etiology; D008297:Male; D013094:Spermatozoa; D014649:Vas Deferens / Q000002:abnormalities*