TY - GEN A1 - Engel, S. A1 - Weber, H. A1 - Petzoldt, Reiner A1 - Seidl, Barbara A1 - Wiehe, Wolfgang A1 - Sperl, J. T1 - An improved method of sperm selection by glasswool filtration T2 - Andrologia Y1 - 2001 U6 - https://doi.org/10.1046/j.1439-0272.2001.00434.x SN - 1439-0272 VL - 33 IS - 4 SP - 223 EP - 230 ER -