No abstract available
MeSH terms
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Adult
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Age Factors
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Aged
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Carcinoma, Squamous Cell / epidemiology
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Carcinoma, Squamous Cell / etiology*
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Carcinoma, Transitional Cell / epidemiology
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Carcinoma, Transitional Cell / etiology*
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Epidemiologic Methods
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Female
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Humans
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Male
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Massachusetts
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Middle Aged
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Occupational Diseases
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Sex Factors
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Smoking / complications*
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Smoking / epidemiology
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Urinary Bladder Neoplasms / epidemiology
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Urinary Bladder Neoplasms / etiology*
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Urogenital Neoplasms / epidemiology
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Urogenital Neoplasms / etiology