title: Surveillance in occupational health.
authors.affiliation: Dept of Community, Occupational and Family Medicine, Medical Faculty, National University of Singapore, 16 Medical Drive, Singapore 117597.
authors.forename: D
authors.initials: D
authors.lastname: Koh
authors.forename: T-C
authors.initials: TC
authors.lastname: Aw
mesh_terms: D004784:Environmental Monitoring; D006801:Humans; D009784:Occupational Diseases / Q000517:prevention & control*; D016273:Occupational Exposure; D016272:Occupational Health; D011159:Population Surveillance / Q000379:methods*