Substance P effects exclusively on prototypic neurons in mouse globus pallidus. Kazuko Mizutani, Susumu Takahashi, Shinichiro Okamoto, Fuyuki Karube, Fumino Fujiyama. Brain Struct. Funct. 222(9), 4089-4110, 2017. doi: 10.1007/s00429-017-1453-8.