title: State of the science: methods of pain control: review of research and literature.
mesh_terms: D000698:Analgesia / Q000379:methods*; D000700:Analgesics / Q000627:therapeutic use; D006801:Humans; D018377:Neurotransmitter Agents / Q000502:physiology; D010146:Pain / Q000503:physiopathology*; D010812:Physical Stimulation / Q000379:methods
chemical_list: D000700:Analgesics; D018377:Neurotransmitter Agents