title: Circadian rhythm disruption.
authors.affiliation: Occidental Oil and Gas Corporation, Houston, Texas, USA. oast27@gmail.com
authors.forename: Olga S
authors.initials: OS
authors.lastname: Tompkins
mesh_terms: D021081:Chronobiology Disorders / Q000451:nursing* / Q000503:physiopathology*; D006801:Humans; D009785:Occupational Health Nursing / Q000379:methods*