title: Plasma opioid levels in post-traumatic chronic headache and trigeminal neuralgia: maintained response to acupuncture.
mesh_terms: D015670:Acupuncture Therapy; D000324:Adrenocorticotropic Hormone / Q000097:blood; D000328:Adult; D002908:Chronic Disease; D006259:Craniocerebral Trauma / Q000150:complications*; D004723:Endorphins / Q000097:blood*; D005260:Female; D006261:Headache / Q000097:blood* / Q000209:etiology / Q000628:therapy; D006801:Humans; D008297:Male; D008875:Middle Aged; D014277:Trigeminal Neuralgia / Q000097:blood* / Q000628:therapy
chemical_list: D004723:Endorphins; D000324:Adrenocorticotropic Hormone