1. Opioids and nitric oxide contribute to hypoxia-induced pial artery vasodilation in the newborn pig;Armstead;Am. J. Physiol.,1995
2. The contribution of δ1 and δ2-opioid receptors to hypoxia-induced pial artery dilation in the newborn pig;Armstead;J. Cereb. Blood Flow Metab.,1995
3. Role of opioids in hypoxic pial artery dilation is stimulus duration dependent;Armstead;Am. J. Physiol.,1998
4. Relationship between NO, the KATP channel and opioids in hypoxic pial artery dilation;Armstead;Am. J. Physiol.,1998
5. Effects of indomethacin on brain blood flow and cerebral metabolism in hypoxic newborn piglets;Coyle;Am. J. Physiol.,1993