I tried and search the first article; you have access to full text in pubmed, I think most of the papers you have enlisted are available if not you can go directly to the journals and access the papers from there or you can write to the authors request for full text .
Article The effect of endometrial injury on first cycle IVF/ICSI out...
2- Endometrial injury performed during the cycle preceding ovarian stimulation increases the biochemical pregnancy rate in unselected infertile women undergoing in vitro fertilization: a randomized placebo controlled trial