RT Journal Article SR Electronic T1 Opposing Functions of Spinal M2, M3, and M4 Receptor subtypes in Regulation of GABAergic Inputs to Dorsal Horn Neurons Revealed by Muscarinic Receptor Knockout Mice JF Molecular Pharmacology JO Mol Pharmacol FD American Society for Pharmacology and Experimental Therapeutics DO 10.1124/mol.105.018069 A1 Hong-Mei Zhang A1 Shao-Rui Chen A1 Minoru Matsui A1 Dinesh Gautam A1 Jurgen Wess A1 Hui-Lin Pan YR 2005 UL http://molpharm.aspetjournals.org/content/early/2005/12/19/mol.105.018069.abstract AB