title: Comments on the reanalysis project.
authors.affiliation: Harvard School of Public Health, Boston, Massachusetts, USA.
authors.forename: Douglas
authors.initials: D
authors.lastname: Dockery
authors.forename: C Arden
authors.initials: CA
authors.lastname: Pope
authors.forename: Frank E
authors.initials: FE
authors.lastname: Speizer
authors.forename: Michael J
authors.initials: MJ
authors.lastname: Thun
mesh_terms: D000397:Air Pollution / Q000009:adverse effects*; D000570:American Cancer Society; D003627:Data Interpretation, Statistical; D004784:Environmental Monitoring; D016021:Epidemiologic Studies; D006801:Humans; D009026:Mortality; D018570:Risk Assessment