title: Cancer cluster investigation: toward a more rational approach.
authors.forename: J A
authors.initials: JA
authors.lastname: Leech
mesh_terms: D004812:Epidemiologic Methods; D005069:Evaluation Studies as Topic; D006801:Humans; D009369:Neoplasms / Q000453:epidemiology* / Q000209:etiology / Q000401:mortality; D009784:Occupational Diseases / Q000453:epidemiology* / Q000209:etiology / Q000401:mortality; D009864:Ontario; D013029:Space-Time Clustering