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What are symptoms of lung cancer in humans? 

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The results of this systematic review revealed that although major strides have been made in understanding symptoms associated with lung cancer, further progress is needed to decrease the morbidity associated with uncontrolled symptoms.
Differences in lung cancer incidence and mortality are associated with sociodemographic, clinical, and behavioral factors.
These tests are clinically useful in the evaluation of patients with radiologically suspected lung cancer.

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