Methotrexate or expectant management in women with an ectopic pregnancy or pregnancy of unknown location and low serum hCG concentrations? A randomized comparison

N. M. Van Mello^*, F. Mol, H. R. Verhoeve, M. Van Wely, A. H. Adriaanse, E. A. Boss, A. B. Dijkman, N. Bayram, M. H. Emanuel, J. Friederich, L. Van Der Leeuw-Harmsen, J. P. Lips, M. A. Van Kessel, W. M. Ankum, F. Van Der Veen, B. W. Mol, P. J. Hajenius

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