MichiganCatalogs, UnionAfrican AmericansUrban PopulationSEER ProgramInterlibrary LoansCitiesPharyngeal NeoplasmsUrban HealthCommunity-Institutional RelationsEuropean Continental Ancestry GroupEnvironmental MonitoringUrban Health ServicesResidence CharacteristicsChicagoAir PollutantsEpidemiological MonitoringUnited StatesLibraries, MedicalMastectomyAfrican Continental Ancestry GroupSocial EnvironmentParticulate MatterHispanic AmericansRisk FactorsPovertyBreast NeoplasmsEnvironmental ExposureParticle SizeSocioeconomic FactorsCase-Control StudiesHealth Services ResearchData CollectionLogistic ModelsAsthmaRegression AnalysisIncidenceAge FactorsRetrospective StudiesRegistriesCohort StudiesProgram EvaluationAnti-Bacterial AgentsCulture MediaGenotypeMultivariate AnalysisOdds RatioQuestionnairesTime Factors