title: Chronobiological studies on pain threshold.
authors.affiliation: Pain Center, University of Florence Viale G.B. Morgagni 85 50134 Florence, Italy.
authors.forename: Paolo
authors.initials: P
authors.lastname: Procacci
mesh_terms: D000328:Adult; D002940:Circadian Rhythm / Q000502:physiology*; D005260:Female; D006801:Humans; D008297:Male; D008598:Menstruation / Q000502:physiology; D008875:Middle Aged; D010146:Pain / Q000503:physiopathology*