The therapeutic effect of hysterosalpingography in couples with unexplained subfertility: a post-hoc analysis of a prospective multi-centre cohort study

K. Dreyer, R. van Eekelen, R. I. Tjon-Kon-Fat, J. W. van der Steeg, P. Steures, M. J.C. Eijkemans, F. van der Veen, P. G.A. Hompes, B. W.J. Mol, N. van Geloven^* (Corresponding Author)

^*Corresponding author for this work