title: Predictors of Poor Sleep Quality in Call Handlers.
authors.affiliation: Department of Hygiene and Public Health, Nippon Medical School, 1-1-5 Sendagi, Bunkyo-Ku, Tokyo 113-8602, Japan. kawada@nms.ac.jp.
authors.forename: Tomoyuki
authors.initials: T
authors.lastname: Kawada
mesh_terms: D006801:Humans; D016526:Workload
keywords: Call handler; Sleep quality; Smoking; Social support; Workload