1. A prospective randomized controlled trial comparing two embryo transfer catheters in an ART program 
Pia Saldeen, M.D., Ph.D., Ahmed M. Abou-Setta, M.D., Torbjörn Bergh, M.D., Ph.D., Per Sundström, M.D., Ph.D., Jan Holte, M.D., Ph.D. 
Fertility and Sterility 
Volume 90, Issue 3, Pages (September 2008)
DOI: /j.fertnstert
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1
Meta-analysis forest plot comparing the clinical pregnancy and catheter failure rates between the Edwards-Wallace and Cook Sydney IVF catheters.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions