title: Antiarrhythmic effectiveness of intramuscular lidocaine: influence of different injection sites.
mesh_terms: D000368:Aged; D000704:Analysis of Variance; D000889:Anti-Arrhythmia Agents / Q000627:therapeutic use*; D001145:Arrhythmias, Cardiac / Q000188:drug therapy*; D004562:Electrocardiography; D006339:Heart Rate; D006801:Humans; D007273:Injections, Intramuscular; D008012:Lidocaine / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D008875:Middle Aged; D013997:Time Factors
chemical_list: D000889:Anti-Arrhythmia Agents; D008012:Lidocaine