by Van der Pas, H F
Published in Acta Europaea fertilitatis (01.11.1986)

by Dequesne, J H, Gallinat, A, Garza-Leal, J G, Sutton, C J, van der Pas, H F, Wamsteker, K, Chandler, J G
Published in International journal of fertility & women's medicine (01.09.1997)