RT Journal Article SR Electronic T1 P/Q-Type Calcium-Channel Blockade in the Periaqueductal Gray Facilitates Trigeminal Nociception: A Functional Genetic Link for Migraine? JF The Journal of Neuroscience JO J. Neurosci. FD Society for Neuroscience SP RC213 OP RC213 DO 10.1523/JNEUROSCI.22-05-j0002.2002 VO 22 IS 5 A1 Knight, Yolande E. A1 Bartsch, Thorsten A1 Kaube, Holger A1 Goadsby, Peter J. YR 2002 UL http://www.jneurosci.org/content/22/5/RC213.abstract AB