Effectiveness of human menopausal gonadotropin versus recombinant follicle- stimulating hormone for controlled ovarian hyperstimulation in assisted reproductive cycles: a meta-analysis Madelon van Wely, M.Sc., Lars G Westergaard, M.D., Patrick M.M Bossuyt, Ph.D., Fulco van der Veen, M.D. Fertility and Sterility Volume 80, Issue 5, Pages 1086-1093 (November 2003) DOI: 10.1016/S0015-0282(03)02187-3
FIGURE 1 Summary data of dichotomous outcomes. OHSS = ovarian hyperstimulation syndrome; rFSH = recombinant FSH; RR = relative risk. van Wely. Effectiveness of hMG vs. rFSH. Fertil Steril 2003. Fertility and Sterility 2003 80, 1086-1093DOI: (10.1016/S0015-0282(03)02187-3)