1. Departments of Psychological and Brain Sciences (B.X., T.G.B., F.G., A.K.J.), University of Iowa, Iowa City.
2. Internal Medicine (Y.Y., S.-G.W.), University of Iowa, Iowa City.
3. François M. Abboud Cardiovascular Research Center (S.-G.W., A.K.J.), University of Iowa, Iowa City.
4. Neuroscience and Pharmacology (A.K.J.), University of Iowa, Iowa City.
5. Health and Human Physiology (A.K.J.), University of Iowa, Iowa City.