Pain and emotion: their correlation in headache.
D003027:Cluster Headache / Q000523:psychology; D004644:Emotions; D006261:Headache / Q000523:psychology*; D006801:Humans; D008881:Migraine Disorders / Q000523:psychology; D010146:Pain / Q000523:psychology*; D010551:Personality; D012684:Sensory Thresholds; D013315:Stress, Psychological