Chen, Shao-Rui, Jürgen Wess, and Hui-Lin Pan.
"Functional Activity of the M2 and M4 Receptor Subtypes in the Spinal Cord Studied with Muscarinic Acetylcholine Receptor Knockout Mice." Journal of Pharmacology and Experimental Therapeutics
313.2
(2005):
765-770.
Web. 19 April. 2024.