improved pregnancy outcome造句

A systematic review of few human trials examined the potential of low GI diet to improve pregnancy outcomes.
"Our data strongly suggest that zinc supplementation improves pregnancy outcome in at least some pregnant women, " he said by telephone.
However, GnRH agonist administration at the time of implantation does not improve pregnancy outcome in intrauterine insemination cycles according to a randomized controlled trial.
It's difficult to find improved pregnancy outcome in a sentence. 用improved pregnancy outcome造句挺难的