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The Unfinished Health and Research Agendas of Incomplete ...

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Issues with the Cervical Cancer Studies.<br />

• Problems<br />

– Poor exposure assessment<br />

– Not all adjusted for smoking<br />

– Doubtful control selection<br />

– Interaction with HPV not clear<br />

• Strengths<br />

– Large effects<br />

– Exposure-response shown<br />

– Known effects <strong>of</strong> tobacco smoke

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