title: Nature and Spatial Relationship of the Prosthetic Chemical Groups Required for Maximal Muscarinic Action.
authors.forename: C C
authors.initials: CC
authors.lastname: Pfeiffer
mesh_terms: D018678:Cholinergic Agents; D006801:Humans; D009116:Muscarine
chemical_list: D018678:Cholinergic Agents; D009116:Muscarine