Today, health-care analysts Brenton Flynn and David Williamson look at Pfizer's presentation at the ESMO conference regarding non-small-cell lung cancer. The company's data indicates that its drug provides about double the progression-free survival rate compared with rival products. 

The company's drug is already approved in the U.S., and with a growing number of people getting lung cancer, the drug could be a long-term win for the company.

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