Local delivery of VEGF adenovirus to the uterine artery increases vasorelaxation and uterine blood flow in the pregnant sheep. - David AL; Torondel B; Zachary I; Wigley V; Abi-Nader K; Mehta V; Buckley SM; Cook T; Boyd M; Rodeck CH; Martin J; Peebles DM (Gene therapy, 2008)