title: Circadian variation of the CD4 count among drug users.
authors.forename: G H
authors.initials: GH
authors.lastname: Mientjes
authors.forename: E J
authors.initials: EJ
authors.lastname: van Ameijden
authors.forename: J A
authors.initials: JA
authors.lastname: van den Hoek
authors.forename: M T
authors.initials: MT
authors.lastname: Roos
authors.forename: R A
authors.initials: RA
authors.lastname: Coutinho
mesh_terms: D015496:CD4-Positive T-Lymphocytes / Q000166:cytology*; D002940:Circadian Rhythm; D015331:Cohort Studies; D003430:Cross-Sectional Studies; D005260:Female; D015658:HIV Infections / Q000150:complications / Q000276:immunology*; D018023:HIV Seronegativity; D006801:Humans; D007958:Leukocyte Count; D008297:Male; D012044:Regression Analysis; D019966:Substance-Related Disorders / Q000150:complications / Q000276:immunology*