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Fracture of polypropylene: 1. The effect of molecular weight and temperature at low and high test speed

R. J. Gaymans, J. Mulder, A. V. D. Wal, 1998 .

Influence of freeze-thawing on hyaluronic acid binding of human spermatozoa.

M. Nijs, E. Creemers, A. Cox, 2009, Reproductive biomedicine online.