1. Endometrial advancement after triggering with recombinant or urinary HCG: a randomized controlled pilot study 
E.G. Papanikolaou, C. Bourgain, H. Fatemi, W. Verpoest, N.P. Polyzos, A. De Brabanter, E. Kolibianakis, B. Tarlatzis, P. Devroey, H. Tournaye 
Reproductive BioMedicine Online 
Volume 21, Issue 1, Pages (July 2010)
DOI: /j.rbmo
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2. Figure 1 Study design. recHCG=recombinant HCG; uHCG=urinary HCG.
Reproductive BioMedicine Online  , 50-55DOI: ( /j.rbmo )
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3. Figure 2
Endometrial advancement according to pregnancy achievement in both groups.
Reproductive BioMedicine Online  , 50-55DOI: ( /j.rbmo )
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