@inproceedings{inproceedingsa621bc04, title = {Modulation of defense reaction by nitric oxide in the dorsal central grey}, author = {Del Bel, Elaine Aparecida and Oliveira, R. W. de and Silveira, M. C. L. and GuimarĂ£es, Francisco Silveira}, year = {1997}, booktitle = {Annual Meeting of the Society for Neuroscience} }