Conditions: Pregnancy; Unexplained Infertility
Interventions: Drug: Letrozole (aromatase inhibitor); Drug: Clomiphene Citrate; Drug: Follicle Stimulating Hormone (gonadotropin)
Sponsors: Yale University; Yale University; Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD); Penn State University; University of Colorado, Denver; University of Michigan; University of Pennsylvania; University of Texas; University of Vermont; Wayne State University
Recruiting - verified January 2012
