Meng XW, Budra B, Skinner K, Ohara PT, Fields HL. Noradrenergic input to nociceptive modulatory neurons in the rat rostral ventromedial medulla. J Comp Neurol. 1997 Jan 20; 377(3):381-91.
Meng XW, Budra B, Skinner K, Ohara PT, Fields HL