McCrimmon Donald R, Milsom William K, Alheid George F
Department of Physiology and Institute for Neuroscience, Northwestern University Feinberg School of Medicine, Chicago, IL 60611-3008, USA.
Respir Physiol Neurobiol. 2004 Nov 15;143(2-3):103-4. doi: 10.1016/j.resp.2004.06.007.