[Introduction to the topic: the influence of science on aching heads--an update].
May
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Institut für systemische Neurowissenschaften, Universitäts-Krankenhaus Eppendorf (UKE), Martinistr. 52, 20246, Hamburg, Germany. a.may@uke.uni-hamburg.de
D000328:Adult; D000368:Aged; D035843:Biomedical Research; D003027:Cluster Headache / Q000453:epidemiology; D005260:Female; D005858:Germany; D006261:Headache / Q000191:economics / Q000453:epidemiology; D006801:Humans; D008297:Male; D017410:Practice Guidelines as Topic; D012737:Sex Factors; D012959:Socioeconomic Factors