title: On the effectiveness of spin-labelled procaine.
mesh_terms: D000818:Animals; D001001:Anura; D004305:Dose-Response Relationship, Drug; D006168:Guinea Pigs; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects; D009431:Neural Conduction / Q000187:drug effects; D011343:Procaine / Q000494:pharmacology*; D013113:Spin Labels
chemical_list: D013113:Spin Labels; D011343:Procaine